Custom Mailer Boxes

From $1.05 per unit

Make a memorable impact the moment your package arrives with our custom mailer boxes! Available in both standard and custom sizes, these sturdy E or B flute corrugated boxes offer unbeatable durability. Elevate your brand with vibrant 4-color printing on both the inside and outside, ensuring your shipping boxes make a striking impression in every customer’s mailbox.

View Specs & Templates to download your print-ready dieline.
Size (W x L x H)
Material *
Printing Sides *
Production Days
Allow 15 business days
Production Days
Allow 15 business days
Production Days
Allow 15 business days
Production Days
Allow 15 business days
Production Days
Allow 15 business days
Production Days
Allow 15 business days
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Custom printed mailer boxes for ecommerce, retail and subscription

Packaging that works as hard as your brand does. These custom printed mailer boxes are built for brands shipping direct to customer — in standard sizes or made to your exact dimensions, across ecommerce, retail fulfilment, and subscription.

The moment a customer opens your box is a brand moment. Full-colour CMYK on the outside, inside, or both sides means that moment is yours to design. Add your logo, brand colours, or a full custom print — upload your artwork or build it in our online tool.

Mailer boxes work best for

Our mailer boxes are designed to cater to a variety of industries

  • Clothing, accessories, and soft goods
  • Beauty and skincare products
  • Books, stationery, and flat items
  • Subscription and curated gift sets
Custom Mailer Boxes

What is a custom mailer box?

A custom mailer box is a packaging solution designed for shipping products directly to customers, combining durability with personalized branding elements.

What materials are used for custom mailer boxes?

Custom mailer boxes are typically made from corrugated cardboard, available in various finishes like kraft (brown) or white. These materials offer strength and are suitable for high-quality printing.

Are your custom mailer boxes eco-friendly?

Yes, many custom mailer boxes are made from recyclable and biodegradable materials, supporting sustainable packaging practices.

What are the benefits of custom mailer boxes?

Our custom mailer boxes offer durable corrugated cardboard construction, custom printing, and a variety of sizes to fit your packaging needs.

Can I print on the inside of the mailer box?

Yes! With our digital CMYK printing, you can design both the outside and inside of your mailer box.
Type Size Templates
Flip-Top Box L4" x W4" x D2" Download
Flip-Top Box L6" x W6" x D2" Download
Flip-Top Box L8" x W5" x D2" Download
Flip-Top Box L7.5" x W7.5" x D2" Download
Flip-Top Box L8" x W6" x D4" Download
Flip-Top Box L10" x W12" x D2" Download
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Materials that work for your brand and your product

Three card finishes — Kraft, Essential White, and Premium White across two corrugated grades, E Flute and B Flute. Each combination affects how the box performs.
Understand the difference between mailer box materials.

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From 150 units, priced to scale

Start from 150 units — low enough to test, practical enough to fulfil. Per-unit cost reduces as volume increases. No setup fees that make smaller runs unworkable.

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Find the right size for your product

A box that's too small won't close. Too large and the product moves in transit and costs more to ship. Six standard sizes available — here's how to work out which one fits.
How to choose the right mailer box size.

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Design inside, outside, or both

Print the outside only, inside only, or both sides in full-colour CMYK. The inside print is what the customer sees first.
Learn how to set up mailer box artwork.

From first spec to final delivery

Not sure on sizing, material, or artwork setup? Our team works with you through every step — from choosing the right format to getting your files print-ready.

What brands use mailer boxes for

Designed for brands shipping direct to customer across any category.

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Ecommerce

Custom printed mailer boxes that replace plain brown shipping boxes with a branded delivery experience without increasing fulfilment complexity.

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Subscription boxes

A consistent unboxing moment every month. Printed inside and out so the experience starts before the product is even visible.

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Retail & gifting

Branded mailer boxes for retail launches, corporate gifting, and influencer send-outs. Presentation that reflects the product inside.

Ready to get started?

Great packaging shouldn't be complicated. Configure your mailers, upload your artwork, and we'll take care of the rest.

Configure Your Mailers