Mailer Box Packaging
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Structurally engineered mailer box packaging with flute and wall-count options built for shipping durability.
$0.94
UNLIMITED CUSTOMIZATION OPTIONS
A printing technique employing a plate to transfer designs onto paper. Ideal for extensive print jobs.
Plate-free digital printing transfers designs electronically, cost-effective for short runs.
Screen printing is a method using a mesh screen and stencil to transfer ink onto a substrate.
Quick-drying printing technique utilizing ultraviolet lights for ink curing, yielding a glossy finish.
Consisting of water-based pigments, Ensures top-notch color output with a 100% eco-friendly profile.
Fluorescent inks are vibrant, UV-reactive pigments that emit vivid colors under ultraviolet light.
Generate pure colors using specific ink formulas to consistently & precisely reproduce color in printing.
Produce metallic colors through precise ink formulations to replicate color in printing.
Premium bleached white paperboard, specially coated on one side to enhance printing & finishing.
Bleached white paperboard, coated on both sides to achieve superior printing quality and finishes.
Top-notch textured paper, perfect for adding a touch of style when wrapping up durable boxes.
A unique paper material showcasing a shiny or matte metallic laminated surface.
Bleached kraft paper crafted from a blend of new and recycled pulp, coated on both sides for optimal printing.
Kraft paper produced from a combination of new and recycled paper pulp, with coating on both sides for printing purposes.
Kraft paper dyed black, manufactured from a blend of new and recycled pulp, and coated on both sides for printing applications.
Crafted from recycled grey chipboard cardboard, also known as uncoated recycled paperboard, ideal for luxury rigid boxes.
Unique paper material showcasing a holographic laminated surface in either glossy or matte finish.
Grey chipboard, one-sided white cardboard with a smooth, printable surface, ideal for luxury rigid boxes.
Gloss lamination enhances visual appeal by applying a shiny finish, and protecting printed materials.
Matte lamination offers a non-reflective finish, providing elegant appearance to printed materials.
Made with a smooth lamination that feels like touching a peach, can choose between a satin or matte.
A UV coating is applied to a specific area and then cured using ultraviolet light to make it sturdy.
A transparent coating is applied using the CMYK printing technique, and it comes in gloss, satin, or matte.
A fast-drying coating that undergoes curing through ultraviolet light is offered in both gloss and matte.
In a printing method, dies are pressed onto the back of the material to create a raised motif.
A printing technique that involves pressing dies onto the front of the material to create a raised motif.
In foil relief printing, foil is transferred at high temperatures, often employing multiple colors.
Craft a die-cut shape with a plastic film layer, revealing a window to showcase the product inside.
We recommend the ideal material and add-ons like lamination, foiling, embossing UV, etc.
Get Free Design Support with your box 3d Renders or Send Your Design File for Printing.
Upon design approval, we’ll print and conduct quality checks before shipping the boxes to you.
Technical Specifications
| Dimensions | Available in Custom Sizes |
| Printing | CMYK, Pantone Color, Full Color & No Printing |
| Paper Stock | Eco-Friendly Kraft, Corrugated Cardboard & Premium Rigid Stock |
| Coating | Semi-Gloss AQ, Gloss UV, Matte UV & Spot UV |
| Default Process | Die Cutting, Gluing, Scoring, Perforating |
| Custom Options | Window Cut Out, Gold/Silver Foiling, Embossing, Raised Ink |
| Proof | Digital Proof, 3D Mock-Up |
| Shipping | Shipped FLAT (Free Shipping Across USA & Canada) |
| Help | For further inquiries and Quotes, contact us or email at sales@cratpackaging.com |
Crat Packaging engineers mailer box packaging around flute selection, wall count, and closure mechanics, focusing on how the box performs structurally through the shipping process.
Mailer Box Packaging Specifications
| Box Style | Engineered corrugated shell, tuck-top or auto-lock bottom |
| Material | E-flute, B-flute, or double-wall corrugated board |
| Assembly | Auto-lock bottom for fast, glue-free assembly |
| Best For | Brands prioritizing shipping durability and structural fit |
| Print Options | Full-color CMYK exterior, interior branding |
| Order Volume/MOQ | No minimum on sample runs; volume pricing available |
| Shipping | Ships flat nationwide from US-based production |
Engineering the Box Around How It Performs, Not Just How It Looks
Mailer box packaging starts with flute type, wall count, and closure mechanics rather than artwork. E-flute keeps weight down for lightweight items, while B-flute or double-wall construction adds crush resistance for heavier or fragile products moving through carrier networks.
Who Needs Structurally Engineered Mailer Packaging
Brands shipping fragile, heavy, or high-value products order mailer box packaging specifically for the structural engineering behind the box, not just the exterior branding.
Eco-Friendly Structural Materials
a 2025 McKinsey & Company survey found over 60% of U.S. consumers pick green packaging when they have the choice, and single-material recyclable corrugated board meets that demand without requiring composite materials that complicate recycling.
Closure Mechanics That Speed Up Fulfillment
Auto-lock bottoms fold into a stable base without tape or glue, cutting seconds off every pack on a fulfillment line, a structural detail also built into mailer box custom designs and standard mailer boxes.
Flute and Wall Count Options
Choose single-wall E-flute for standard e-commerce shipments or double-wall board for heavier products and longer transit routes, with each option tested for stacking strength before your production run.
Why Order From Crat Packaging
- Flute and wall count selected for your product’s needs
- Auto-lock bottoms speed up fulfillment-line assembly
- Structural fit and stacking strength reviewed before production
- US-based manufacturing with no minimum on samples
- Recyclable single-material corrugated board
- Volume pricing available as order size scales up
How to Order
- Describe your product’s weight and fragility needs
- Review recommended flute and wall count options
- Approve your structural and print proof
- Receive flat-packed boxes ready for fulfillment
Frequently Asked Questions
What is the difference between E-flute and double-wall board?
E-flute is a lighter single-wall board suited to standard shipments, while double-wall board adds crush resistance for heavier or more fragile products.
How does an auto-lock bottom help fulfillment speed?
It folds into a stable base without tape or glue, letting warehouse teams assemble boxes in seconds.
Can structural engineering be tested before a full production run?
Yes, structural fit and stacking strength are reviewed during the proofing stage before production.
Is there a minimum order quantity?
Sample runs have no minimum, with volume pricing available as order size increases.
Can I still get full branding on an engineered mailer?
Yes, full-color exterior printing and interior branding are available regardless of flute or wall selection.
Are these boxes recyclable?
Yes, single-material recyclable corrugated board is used throughout.
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