Square Mailer Boxes

Create a Memorable Unboxing Experience with Square Mailer Boxes

Choose from 3 versatile sizes

• Made from durable 1/8" white B-flute corrugated cardboard
• Fully customizable with interior and exterior printing
• Zero order minimums
• Environmentally friendly and 100% recyclable

Simplify Shipping

Why juggle multiple packaging solutions when one can do it all? Our square mailer boxes are crafted from sturdy white B-flute corrugated cardboard, designed to handle the rigors of shipping. Simply attach your shipping label, and they’re ready to go! The fluted interior provides excellent protection for your products, absorbing shocks and bumps during transit.

Fully Customizable Design

These aren’t ordinary mailer boxes—they’re your canvas. Customize every inch, inside and out, to create a packaging solution that reinforces your brand identity. Ideal for subscription services, apparel, books, stationery, beauty products, and more. For larger items or combo shipments, check out our larger-capacity mailer boxes.

Effortless Customization Tools

Whether you’re a design novice or a pro, our user-friendly 3D design studio has you covered. Choose from an array of design templates, or upload your own logo, images, fonts, and patterns. See your design come to life in real-time with a 3D preview. Just be sure to remove die-lines from your uploads to ensure a flawless final product. Once your design is ready, we’ll take care of the rest—professionally printing your custom square mailers and shipping them to your doorstep.