3Thirty3
Custom Mailer Boxes – Durable & Customizable Packaging

Custom Mailer Boxes – Durable & Customizable Packaging

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Custom quote

This option needs a custom quote before production.

Pricing and production timing will be confirmed with your quote.

Enhance your brand’s packaging with Custom Mailer Boxes , designed to offer durability, professional aesthetics, and full customization . Crafted from 32ECT corrugated cardboard with E-Flute thickness (1/16") , these mailer boxes provide strength and protection while maintaining a lightweight structure for shipping and handling. Featuring a Roll End Front Tuck (REFT) design with dust flaps , these boxes are self-locking , eliminating the need for tape or glue, ensuring secure closure and easy assembly . Available in multiple sizes , they are perfect for e-commerce businesses, subscription services, promotional packaging, and premium product presentation . Customize with full-color CMYK printing on the outside, inside, or both to create a unique unboxing experience for your customers.

Features

High-Quality Material

32ECT corrugated cardboard for strength and durability

E-Flute thickness (1/16") for a lightweight yet sturdy structure

Customizable Printing Options

Outside Only , Inside Only , or Both Inside & Outside for maximum brand impact

Full-color CMYK printing for vibrant, professional-quality designs

Functional & Secure Design

Roll End Front Tuck (REFT) closure with dust flaps for secure packaging

No glue or tape required – easy-to-assemble and self-locking Protects contents during transit

Multiple Size Options

Available in a range of sizes to accommodate small to large products

Custom sizing available to fit your exact specifications

Versatile Use

Ideal for e-commerce, subscription boxes, promotional packaging, and retail

Perfect For Businesses looking for customizable, durable, and professional packaging solutions for e-commerce, branding, and product shipments .

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Free shipping over $150
Quality guaranteed
Made in Edmonton