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Flat Corrugated Boxes

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Flat Corrugated Boxes combine eco-friendly materials with dependable strength for a wide range of uses. Free design support and fast turnaround available. Get your free quote today!

$0.74

7 to 15-BUSINESS DAYS
Free Design Support
Best and Competitive Pricing
HIGH QUALITY OFFSET PRINTING
LOW MINIMUMS ORDERS
Create Your Perfect Box with
UNLIMITED CUSTOMIZATION OPTIONS
Offset Printing
Offset Printing

A printing technique employing a plate to transfer designs onto paper. Ideal for extensive print jobs.

Digital Print
Digital Printing

Plate-free digital printing transfers designs electronically, cost-effective for short runs.

Screen Printing Machine
Screen Printing

Screen printing is a method using a mesh screen and stencil to transfer ink onto a substrate.

UV Printing
UV Printing

Quick-drying printing technique utilizing ultraviolet lights for ink curing, yielding a glossy finish.

Water base Ink
Water-based Inks

Consisting of water-based pigments, Ensures top-notch color output with a 100% eco-friendly profile.

fluorescent color ink
Fluorescent Inks

Fluorescent inks are vibrant, UV-reactive pigments that emit vivid colors under ultraviolet light.

Pantone
Pantone

Generate pure colors using specific ink formulas to consistently & precisely reproduce color in printing.

Panton Colors
Pantone Metallic

Produce metallic colors through precise ink formulations to replicate color in printing.

1 Side Coated Card
SBS C1S

Premium bleached white paperboard, specially coated on one side to enhance printing & finishing.

2 Side Coated Card
SBS C2S

Bleached white paperboard, coated on both sides to achieve superior printing quality and finishes.

textured paper
Textured

Top-notch textured paper, perfect for adding a touch of style when wrapping up durable boxes.

Gold Metallic Paper
Metallic Paper

A unique paper material showcasing a shiny or matte metallic laminated surface.

white kraft
White Kraft

Bleached kraft paper crafted from a blend of new and recycled pulp, coated on both sides for optimal printing.

Brown Kraft
Natural Brown Kraft

Kraft paper produced from a combination of new and recycled paper pulp, with coating on both sides for printing purposes.

Black Kraft
Black Kraft

Kraft paper dyed black, manufactured from a blend of new and recycled pulp, and coated on both sides for printing applications.

Grey Chipboard
Grey Chipboard

Crafted from recycled grey chipboard cardboard, also known as uncoated recycled paperboard, ideal for luxury rigid boxes.

holographic paper
Holographic

Unique paper material showcasing a holographic laminated surface in either glossy or matte finish.

White Duplex Board
White Duplex Chipboard

Grey chipboard, one-sided white cardboard with a smooth, printable surface, ideal for luxury rigid boxes.

Gloss Lamination
Gloss Lamination

Gloss lamination enhances visual appeal by applying a shiny finish, and protecting printed materials.

Matte Lamination
Matte Lamination

Matte lamination offers a non-reflective finish, providing elegant appearance to printed materials.

Soft Touch Lamination
Soft Touch Lamination

Made with a smooth lamination that feels like touching a peach, can choose between a satin or matte.

spot gloss uv
Spot UV

A UV coating is applied to a specific area and then cured using ultraviolet light to make it sturdy.

Varnish
Varnish

A transparent coating is applied using the CMYK printing technique, and it comes in gloss, satin, or matte.

uv printing
UV Coating

A fast-drying coating that undergoes curing through ultraviolet light is offered in both gloss and matte.

Embossing on Box
Embossing

In a printing method, dies are pressed onto the back of the material to create a raised motif.

Debossing on box
Debossing

A printing technique that involves pressing dies onto the front of the material to create a raised motif.

Gold Foil Boxes
Hot Foil Stamping

In foil relief printing, foil is transferred at high temperatures, often employing multiple colors.

Window Patching
Window Patching

Craft a die-cut shape with a plastic film layer, revealing a window to showcase the product inside.

How does the process work
Getting to Know the Process in Crat Packaging
Get a Free Quote

Get a free quote for any custom box right now, no matter how challenging. 

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Add-Ons & Material Selection

We recommend the ideal material and add-ons like lamination, foiling, embossing UV, etc.

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Artwork Design For Print

Get Free Design Support with your box 3d Renders or Send Your Design File for Printing.

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Effortless Printing & Shipping

Upon design approval, we’ll print and conduct quality checks before shipping the boxes to you.

Technical Specifications

DimensionsAvailable in Custom Sizes
PrintingCMYK, Pantone Color, Full Color & No Printing
Paper StockEco-Friendly Kraft, Corrugated Cardboard & Premium Rigid Stock
CoatingSemi-Gloss AQ, Gloss UV, Matte UV & Spot UV
Default ProcessDie Cutting, Gluing, Scoring, Perforating
Custom OptionsWindow Cut Out, Gold/Silver Foiling, Embossing, Raised Ink
ProofDigital Proof, 3D Mock-Up
ShippingShipped FLAT (Free Shipping Across USA & Canada)
HelpFor further inquiries and Quotes, contact us or email at sales@cratpackaging.com
Learn More About Flat Corrugated Boxes

Flat corrugated boxes give shippers a durable, low-profile box built from fluted corrugated board — strong enough to hold up to 65 lbs in some configurations while staying flat and stackable when empty. Crat Packaging produces flat corrugated boxes at our own US facility in single and double wall stock.

Key Features

  • Corrugated fluting for cushioning and crush resistance.
  • Single or double wall options for light to heavy loads.
  • Low-profile flat shape ideal for apparel, books, artwork and flat electronics.
  • Recyclable kraft construction for sustainability-minded buyers.
  • Optional custom branding for retail and DTC shipments.

Specifications

AttributeDetails
StyleFlat, low-profile corrugated box
MaterialSingle or double wall corrugated (B/E/C flute), ECT-32 standard
DimensionsCustom, flat/low-profile sizes
PrintingKraft unprinted or custom CMYK
Add-onsDividers, handles, void-fill inserts
Minimum Order100 units
Turnaround10-15 business days (8-day expedited)
Setup / Die ChargesFree

Customization Options

Wall and Flute

Single wall suits lightweight flat items, while double wall corrugated adds crush resistance for heavier stacked loads up to roughly 65 lbs.

Printing

Kraft unprinted stock keeps costs down, or add full CMYK branding for a retail-ready shipping experience.

Industries & Use Cases

E-commerce and fulfillment centers, apparel and book sellers, moving companies and storage-focused businesses rely on flat corrugated boxes for their strength-to-weight ratio.

How to Order

  1. Send your sizes and load weight for a free quote.
  2. Get a free design proof if branding is needed.
  3. Approve to start production.
  4. Boxes ship in 10-15 business days.

Why Wholesale Buyers Choose Crat Packaging

We produce every box in-house with no die charges, free design support, a 100-unit MOQ and bulk pricing from around $0.75 per unit depending on flute and size.

Frequently Asked Questions

How much weight can flat corrugated boxes hold?

Depends on flute and wall count; double wall ECT-32 stock can typically hold up to roughly 65 lbs.

What’s the difference between single and double wall?

Double wall uses two layers of fluting for extra crush resistance, ideal for heavier or stacked storage.

What’s the minimum order?

100 units, with volume pricing at higher quantities.

Can these boxes be branded?

Yes, custom CMYK printing is available alongside unprinted kraft options.

How fast is production?

10-15 business days standard, 8 days expedited.

Ready to ship smarter? Get a free quote and free design support from our US team.

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Flat corrugated shipping box single and double wall
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