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Cardboard Boxes

Every style is engineered to your exact product and Made in the USA. Pick a box style and request a tailored quote.

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We know how to package brands globally

Also Reviewed on: ★ Trustpilot 4.9/5 G 5.0 Verified Reviews
JR
Jessica Reed
Founder, Bloom & Co
★★★★★
A great experience with . Customer service was quick and the box quality exceeded my expectations. Everything arrived on time and in perfect condition.
Date of Experience:19/05/2026
EC
Emily Carter
Founder
★★★★★
It's rare to find a company that delivers both quality and great communication. They did both. My order was handled professionally and delivered fast.
Date of Experience:20/05/2026
JR
James R.
Founder
★★★★★
Fantastic service and top-notch quality. The team guided me from start to finish, and my packaging came out better than I imagined. Highly recommend!
Date of Experience:20/05/2026
MT
Mark Thompson
Founder
★★★★★
Impressed with the quick turnaround and attention to detail. Top-notch service and products that actually match what's shown online.
Date of Experience:20/05/2026

Introduction

Serving businesses across the United States, from the bustling streets of New York to the sun-kissed coast of California, and from the vibrant cities of Texas to the beautiful beaches of Florida, Discounted Packaging provides sustainable, high-quality packaging solutions trusted by brands across America.

As a leading American manufacturer of custom packaging, we understand the importance of precision engineering, sustainability, and premium custom boxes in protecting and showcasing your brand. Whether you’re a small startup or a large corporation, our flat cardboard boxes are designed to meet the unique needs of your business.

At Discounted Packaging, we pride ourselves on our commitment to excellence, from the initial design concept to the final product delivery. Our team of experts will work closely with you to create custom flat cardboard boxes that not only meet but exceed your expectations.

Key Benefits & Features

  • Customization Options: Our flat cardboard boxes can be tailored to fit your brand’s unique identity, with various printing options, including offset and digital printing, Pantone and CMYK color matching, and inside prints.
  • Sustainability: Our eco-friendly flat cardboard boxes are made from responsibly sourced materials, certified by FSC, and printed using vegetable-based inks, ensuring a reduced carbon footprint.
  • Quality Control: We maintain strict quality control measures to ensure that every box meets our high standards, guaranteeing a perfect finish every time.
  • Fast Shipping: With our U.S.-based production facilities, we offer fast turnaround times and efficient shipping options, ensuring that your boxes arrive on time and in perfect condition.
  • Competitive Pricing: We offer competitive pricing without compromising on quality, making us an attractive option for businesses of all sizes.
  • Expert Support: Our dedicated team is always available to assist you with any questions or concerns, providing expert guidance and support throughout the packaging process.

Best Packaging by Industry

Our flat cardboard boxes are perfect for various industries, including:

  • Food and Beverage: Our custom flat cardboard boxes are ideal for packaging food, snacks, and beverages, with options for tamper-evident and child-resistant features.
  • Cosmetics and Skincare: Our flat cardboard boxes are perfect for packaging cosmetics, skincare products, and fragrances, with options for luxurious finishes and textures.
  • E-commerce and Retail: Our custom flat cardboard boxes are designed to meet the unique needs of e-commerce and retail businesses, with options for shipping and storage.
  • Gifting and Luxury: Our flat cardboard boxes are perfect for packaging gifts, with options for luxurious finishes, textures, and printing options.

Material Options & Properties

Material Best For Properties Benefits Eco Performance
FSC Certified Cardboard All industries 100% recyclable, biodegradable, and compostable Reduces waste, conserves natural resources, and supports sustainable forestry Excellent
Recycled Cardboard All industries 100% recyclable, biodegradable, and compostable Reduces waste, conserves natural resources, and supports sustainable forestry Excellent
Corrugated Cardboard Food and beverage, e-commerce, and retail Strong, durable, and resistant to moisture Provides excellent protection for products during shipping and storage Good
Chipboard Cosmetics, skincare, and fragrances Soft, flexible, and resistant to moisture Provides a luxurious feel and protection for products Fair

Printing & Branding Options

Our flat cardboard boxes can be customized with various printing options, including:

  • Offset Printing: Ideal for large quantities, offering high-quality prints and fast turnaround times.
  • Digital Printing: Perfect for small to medium quantities, offering flexibility and quick turnaround times.
  • Pantone and CMYK Color Matching: Ensures accurate color representation and consistency across all prints.
  • Inside Prints: Adds an extra layer of branding and visual appeal to your packaging.

Finishes & Specialty Effects

Our flat cardboard boxes can be finished with various specialty effects, including:

  • Matte Finish: Provides a smooth, non-reflective surface.
  • Gloss Finish: Adds a luxurious, high-gloss finish.
  • Spot UV: Creates a raised, glossy effect on specific areas of the box.
  • Embossing: Adds a raised, textured effect to the box.
  • Foils: Adds a metallic, holographic effect to the box.
  • Tactile Coatings: Adds a textured, raised effect to the box.

Styles & Customization

Our flat cardboard boxes come in various styles, including:

  • Auto-lock Box: Ideal for shipping and storage, with a secure, tamper-evident design.
  • Sleeve Box: Perfect for packaging small items, with a flexible, easy-to-open design.
  • Mailer Box: Ideal for shipping and mailing, with a sturdy, secure design.
  • Tuck-end Box: Perfect for packaging small items, with a compact, easy-to-open design.
  • Window Box: Ideal for showcasing products, with a transparent, easy-to-view design.

Sizing & Technical Specs

Our flat cardboard boxes are designed to meet the unique needs of your business, with options for various sizes and technical specifications, including:

  • Dielines: Customizable to fit your product’s unique shape and size.
  • Bleed Margins: Adjustable to ensure accurate printing and cutting.
  • Retail Compliance: Meets all U.S. packaging standards and regulations.

Design Guidance

To ensure the best possible results, please follow these design guidelines:

  • Resolution: 300 DPI for high-quality prints.
  • Dieline Setup: Ensure accurate dieline setup for seamless printing and cutting.
  • Typography: Choose a clear, legible font for easy reading.
  • Alignment: Ensure accurate alignment for a professional finish.

How to Order Flat Cardboard Box

To order your custom flat cardboard box, please follow these steps:

  • Quote Request: Contact us for a quote and discuss your packaging needs.
  • Sampling: Receive a free sample of your custom box for approval.
  • Minimum Order Quantities: Meet our minimum order quantities for production.
  • Production: We’ll produce your custom box according to your specifications.
  • Delivery: Receive your custom box within the agreed-upon timeframe.

Request Your Free Quote from Discounted Packaging — America’s Trusted Packaging Partner

Quality & Compliance

We maintain the highest standards of quality and compliance, with certifications including:

  • FSC Certification: Ensures responsible forestry practices and sustainable materials.
  • ISO 9001 Certification: Demonstrates our commitment to quality management and customer satisfaction.
  • PEFC Certification: Ensures responsible forestry practices and sustainable materials.

Sustainability Commitment

We’re committed to sustainability, with eco-friendly materials, plastic-free options, and closed-loop recycling. Our boxes are printed using vegetable-based inks and recyclable boards, reducing our carbon footprint and promoting a more sustainable future.

Packaging Case Study

Our custom flat cardboard boxes helped [Brand Name], a leading cosmetics company, enhance their brand image and increase sales. With our expertise and high-quality packaging, they were able to showcase their products in a luxurious and professional manner, setting them apart from the competition.

Product Comparison

Our flat cardboard boxes offer several advantages over similar packaging types, including:

  • Customization: Our boxes can be tailored to fit your brand’s unique identity and product needs.
  • Sustainability: Our eco-friendly materials and production processes reduce waste and conserve natural resources.
  • Quality: Our high-quality boxes ensure a perfect finish every time, with accurate printing and cutting.
  • Cost-Effectiveness: Our competitive pricing and efficient production processes make us an attractive option for businesses of all sizes.

Why Choose Discounted Packaging

We’re the trusted partner for American businesses, offering:

  • Engineering Accuracy: Our team of experts ensures precise engineering and production to meet your packaging needs.
  • Low MOQs: We offer competitive pricing and flexible minimum order quantities, making us an attractive option for businesses of all sizes.
  • Fast Shipping: Our U.S.-based production facilities ensure fast turnaround times and efficient shipping options.
  • Excellent Customer Satisfaction: Our dedicated team is always available to assist you with any questions or concerns, providing expert guidance and support throughout the packaging process.

Frequently Asked Questions

Q: What types of materials do you use for your flat cardboard boxes?

A: We use FSC certified cardboard, recycled cardboard, corrugated cardboard, and chipboard, depending on your specific needs and preferences.

Q: Can I customize the size and shape of my flat cardboard box?

A: Yes, we offer customizable dielines to fit your product’s unique shape and size.

Q: What printing options do you offer for my flat cardboard box?

A: We offer offset printing, digital printing, Pantone and CMYK color matching, and inside prints.

Q: Can I add a finish or specialty effect to my flat cardboard box?

A: Yes, we offer various finishes and specialty effects, including matte, gloss, spot UV, embossing, foils, and tactile coatings.

Q: How long does it take to produce and deliver my flat cardboard box?

A: Our production time varies depending on the complexity of your design and the quantity of your order. We’ll provide you with a specific delivery timeframe upon quote approval.

Q: Do you offer sustainable packaging options?

A: Yes, we offer eco-friendly materials, plastic-free options, and closed-loop recycling, reducing our carbon footprint and promoting a more sustainable future.

Q: Can I get a free sample of my custom flat cardboard box?

A: Yes, we offer free sampling for all custom orders.

Q: What certifications do you hold for your flat cardboard boxes?

A: We hold FSC certification, ISO 9001 certification, and PEFC certification, ensuring responsible forestry practices and sustainable materials.

Q: Do you offer competitive pricing for your flat cardboard boxes?

A: Yes, we offer competitive pricing and flexible minimum order quantities, making us an attractive option for businesses of all sizes.

Q: Can I get a quote for my custom flat cardboard box?

A: Yes, please contact us for a quote and discuss your packaging needs.

Q: Do you offer fast shipping for my flat cardboard box?

A: Yes, our U.S.-based production facilities ensure fast turnaround times and efficient shipping options.

Q: Can I customize the design and layout of my flat cardboard box?

A: Yes, we offer customizable design and layout options, including typography, alignment, and dieline setup.

Q: Do you offer a warranty for your flat cardboard boxes?

A: Yes, we offer a warranty for all our products, ensuring a perfect finish every time.

Conclusion

At Discounted Packaging, we’re committed to providing high-quality, custom flat cardboard boxes that meet the unique needs of your business. With our expertise and sustainable materials, you can trust us to deliver exceptional packaging solutions that enhance your brand image and increase sales. Contact us today to learn more about our custom flat cardboard boxes and how we can help you succeed in the competitive market.

Explore more U.S. packaging solutions such as Custom Food Boxes and Retail Display Boxes by Discounted Packaging.

Frequently Asked Questions

Everything you need to know about custom packaging.

Send print-ready files (PDF, AI, or EPS) at 300dpi with 3mm bleed and outlined fonts. No files? Our team drafts your box dieline and artwork free.

Yes — every box is die-cut to your exact length, width, and depth. Send your product dimensions and we engineer the box and any insert around it, whether it holds a single item, a stack of units, or a full pallet order.

Foil stamping, embossing, spot UV, soft-touch lamination, window patching, and full CMYK or Pantone printing across corrugated, cardboard, kraft, and rigid stocks — plus protective liners and durable coatings where your product calls for them.

There is no strict minimum — you can order from as few as 100 units, scaling up to 100,000+ for large retail chains and enterprise brands.

Standard production runs 10–12 business days after proof approval, with rush options available on request — and once your dieline and artwork are on file, reorders are quick to reproduce for ongoing production schedules.

Yes — recyclable kraft, compostable liners, and FSC-certified corrugated stocks are available across most box styles for e-commerce, retail, and subscription brands who want lower-impact packaging.

Free shipping across the continental USA. Expedited freight is available at cost.

DESIGN · PLAN · CONNECT

Tools for your packaging project

Explore Cardboard Boxes: compare dimensions, materials and shipping assumptions before requesting a quote.

Box volume and cubic feet calculator

Convert box dimensions to liters, cubic meters, cubic feet and order totals.

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Pallet and container load calculator

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Corrugated box compression calculator

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Paper weight and caliper converter

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Mylar bag size finder

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Oxygen absorber planning calculator

Estimate trapped oxygen from measured volume and stated assumptions for suitable dry products.

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Box size reference and fit finder

Compare your packed product against illustrative internal box dimensions.

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Shoe box dimensions planner

Measure the actual packed pair and calculate inside dimensions with clearance.

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Packaging material selector

Compare material directions and the evidence needed for environmental claims.

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QR code generator

Create and download a QR code as an SVG, entirely in your browser.

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Barcode generator

Render Code 128, Code 39, EAN-13, UPC-A or ITF-14 as a downloadable SVG.

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Box template and dieline maker

Create a dimensioned RSC or tuck-end box template and download the editable cut-and-crease SVG.

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3D box mockup maker

Create a branded three-dimensional box concept and download it as editable SVG or presentation-ready PNG.

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Inside to outside box dimensions converter

Convert inside box dimensions to outside (or back) using the board thickness.

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Will it fit? Box fit checker

Check whether an item fits in a box, in any orientation, with the clearance you want.

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Multi-item box size calculator

Box size for several identical items packed in neat rows and layers.

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Mailer box size calculator

Inside size for an e-commerce mailer box around your product and padding.

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Gift box (lid and base) size calculator

Base and lid sizes for a two-piece rigid gift box with tissue allowance.

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Bottle box with dividers size calculator

Box and divider layout for several bottles.

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Paper tube packaging size calculator

Tube inside and outside diameter, length and label wrap for a round product.

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Box surface area calculator

Outer surface area of a box for print, labels and material estimates.

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Length plus girth calculator

Length + girth of a parcel for carrier size limits.

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Envelope and mailer bag size finder

Envelope size for flat contents, with margin and thickness allowance.

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Poster tube diameter calculator

Rolled diameter of posters or prints and the tube size to use.

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Insert and cavity size calculator

Insert outer size and cut-out size for a product cavity.

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Shipping box (RSC) blank size calculator

Flat sheet size of a regular slotted container before folding.

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Box dimensions from volume

Turn a target volume into box dimensions with the proportions you want.

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Flat-packed box bundle calculator

Stack height and bundle count for flat-shipped boxes.

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Right-size box savings calculator

Billable weight saved per year by switching to a smaller box.

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Candle box size calculator

Box size for a candle jar or tin, with clearance.

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Pizza box size calculator

Square pizza box size for a pizza diameter.

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Cake box size calculator

Cake box and board size for a round or square cake.

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Cupcake box size calculator

Box and insert layout for 1–24 cupcakes.

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Donut box size calculator

Box size for a number of donuts in one layer.

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Macaron box size calculator

Box size for macarons standing on edge in rows.

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Cookie box size calculator

Box size for stacked cookies.

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Chocolate box cavity calculator

Tray and box size for a grid of chocolates.

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Soap box size calculator

Box size for a bar of soap.

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Cosmetic jar box size calculator

Box size for a cream jar, balm or round container.

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Perfume box size calculator

Box size for a perfume bottle with insert.

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Wine bottle box size calculator

Shipper or gift box size for 1–12 wine bottles.

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Mug box size calculator

Box size for a mug including the handle.

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T-shirt and apparel mailer size calculator

Mailer size for folded garments.

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Book mailer size calculator

Mailer size for one or more books.

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Phone case and accessory box size calculator

Box size for a phone case or flat accessory with tray.

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Jewelry box size calculator

Box size for a jewelry piece with foam or card insert.

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Tea bag box size calculator

Box size for tea bags standing upright in rows.

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Coffee bag size calculator

Estimate side-gusset coffee bag height for a weight of beans or grounds.

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Cereal and dry food box capacity calculator

Net contents a carton holds from its size and the product’s bulk density.

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Billable weight calculator

Billable shipping weight: the greater of actual and dimensional weight.

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DIM weight divisor comparison

Dimensional weight under the four most common divisors at once.

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Carrier size limit checker

Check a parcel against maximum length, length + girth and weight.

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CBM (cubic metre) calculator

Freight volume in cubic metres for cartons.

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Cartons per container calculator

How many identical cartons fit in a 20 ft, 40 ft or 40 ft high-cube container.

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Air freight chargeable weight calculator

Chargeable weight for air cargo from dimensions and gross weight.

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Sea freight (LCL) revenue ton calculator

W/M chargeable units for less-than-container sea freight.

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Freight density calculator

Shipment density in lb/ft³ and kg/m³ for LTL freight.

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Pallets needed calculator

Number of pallets for a carton quantity.

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Pallet weight calculator

Gross pallet weight and check against a limit.

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Truck trailer pallet positions calculator

Floor pallet positions in a trailer or container.

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Cartons per pallet layer calculator

Cartons per layer, layers and cartons per pallet.

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Landed cost per unit calculator

Total landed cost per unit including freight, duty and fees.

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Shipping cost per unit calculator

Shipping cost per unit and as a share of unit price.

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Master carton calculator

Best way to pack retail boxes into a shipping carton within weight and size limits.

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Box stacking load calculator

Load on the bottom box of a stack and the strength it needs.

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Required ECT (edge crush) calculator

Edge crush strength a box needs to reach a compression target.

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Box strength loss estimator

Usable compression after humidity, storage time and stacking pattern.

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Drop test height guide

Typical drop height for a package weight in non-simulation transit tests.

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Void fill calculator

Empty space left in a box and how much fill you need.

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Bubble wrap and wrapping paper calculator

Wrap area and roll length needed for items.

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Packing tape length calculator

Tape needed per box and for an order.

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Stretch wrap film calculator

Revolutions and film length to wrap a pallet load.

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Pallet strapping length calculator

Strap length per pallet and for all pallets.

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Pallet edge protector calculator

Edge board length and quantity for pallet loads.

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Print DPI / PPI calculator

Effective resolution of an image at its print size.

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Artwork canvas size calculator

Pixel size for a print panel at a chosen resolution, with bleed.

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Bleed and safe area calculator

Document size with bleed and the safe area for text.

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HEX to CMYK converter

Approximate CMYK values for a screen HEX colour.

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CMYK to HEX converter

Screen HEX/RGB preview of CMYK values.

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RGB ↔ HEX converter

Convert RGB values to HEX, or HEX to RGB.

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Colour contrast checker

Contrast ratio between text and background colours.

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Print unit converter (pt, mm, in, px, pica)

Convert type sizes and line weights between print units.

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GS1 check digit calculator (GTIN, UPC, EAN, SSCC)

Calculate the check digit for GTIN-8, UPC-A, EAN-13, GTIN-14, GSRN or SSCC.

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GTIN converter (UPC ↔ EAN ↔ GTIN-14)

Convert UPC-A to EAN-13/GTIN-14 and build a case GTIN-14.

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Barcode size calculator

Printed size of EAN-13, UPC-A, EAN-8 or ITF-14 at a magnification.

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Jar and bottle label size calculator

Label width for a round container and the artwork size with bleed.

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Sticker sheet layout calculator

How many labels fit on Letter, A4 or a custom sheet.

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Image aspect ratio calculator

Aspect ratio of an image and the matching height for a new width.

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Press sheet yield calculator

Blanks per press sheet and sheets for an order.

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Roll label length and diameter calculator

Roll length and outer diameter for a label quantity.

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Tri-fold (roll fold) panel width calculator

Panel widths for a roll-fold leaflet or insert card.

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Board caliper converter (pt, mm, microns)

Convert board thickness between points, millimetres, microns and inches.

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Paper basis weight converter (gsm ↔ lb)

Convert between gsm and US text, cover, bond and index pounds.

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Corrugated board weight calculator

Weight of box blanks and an order from blank size and grammage.

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Box board area calculator

Board area for an order of shipping boxes, with waste.

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Packaging weight per unit calculator

Total packaging weight per unit from its components.

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Recycled content calculator

Percentage of recycled material in a pack.

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Packaging-to-product ratio calculator

Packaging weight relative to product weight.

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Packaging fee (EPR) estimator

Estimate packaging fees from material weights and the rates you enter.

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Plastic-to-paper switch calculator

Plastic avoided and paper added per year when switching packaging.

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Recycling symbol and resin code guide

What resin codes 1–7 and paper codes 20–22 mean.

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Paper ream weight calculator

Weight of a ream or stack of sheets from size and gsm.

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Unit price calculator

Price per unit, per 100 and per 1,000.

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Quantity break comparison calculator

Compare unit prices across up to five quantity tiers.

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Setup cost per unit calculator

Effective unit cost including one-time setup, plates or dies.

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Packaging order quantity planner

How many units to order to cover the months ahead.

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Reorder point calculator

Stock level at which to reorder packaging.

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Safety stock calculator

Buffer stock for uneven demand at a chosen service level.

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Economic order quantity (EOQ) calculator

Order size that balances ordering and holding costs.

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Packaging storage space calculator

Pallets, floor positions and area to store packaging stock.

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Packaging cost as % of price calculator

Packaging cost as a share of selling price and product cost.

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Packaging delivery date planner

Estimated delivery date from proof, production and transit times.

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Container fill weight calculator

Fill volume and weight for a container and fill level.

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Dimensional weight calculator

Compare dimensional and actual shipping weight.

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Shipping calculator browser extension

Read installation instructions for the downloadable browser tool.

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AI connections and project support

Calculators provide planning estimates. Confirm specifications and pricing with our team.

Get a custom packaging quote →

Selected delivery market: United States

Planning delivery to one of these American destinations?

New York, Los Angeles, Chicago, Houston, Miami

Add the delivery city and ZIP code to your brief. Freight, duties and delivery availability are confirmed in the quote.