Welcome to CustomBoxline! Explore the full spectrum of our customised products and services!

Custom Mailer Boxes with Inserts

CustomBoxline offers a wide range of options and custom mailer boxes with inserts to help you in your e-commerce ventures. Our three-layered natural corrugated material can be used to create your custom Kraft mailer boxes that are organic, biodegradable, and de-composable. You can choose from a variety of sizes and shapes to make each custom mailer stand out. Your rustic artwork can be used to decorate your boxes' exterior and interior. This custom box is ideal for promotional and subscription packaging because it doesn't require adhesive. These tab lock e-mailer boxes made from sturdy E-flute card stock are strong enough to withstand shipping and handling. To keep delicate products in place, our designers craft custom inserts. Get a fast turnaround and free shipping worldwide when you buy mailer boxes with inserts.

Made to your size & design Item No. CBL3335

Tip: Select a thumbnail to change the main view. Every order includes a free digital proof, so you see exactly how your artwork prints before production starts.

Four simple steps

Build your quote

Choose what you know — our packaging team can confirm the rest.

Enter the box dimensions, order quantity and preferred material.

Inside dimensions
Left to right Front to back Bottom to top
Quantity Compare up to three

Choose print colors separately for the outside and inside. Leave a side blank if no printing is needed.

Print setup
Outside
Inside
Finish
Optional features Select all that apply

Choose your preferred timeline

Compare timing and overall value for your project.

Overall value: more scheduling flexibility may reduce your total project price. Final timing and pricing depend on quantity, specifications and destination.

Where should we send your quote?

A packaging specialist will review the estimate before sending it.

Upload artwork or reference image Optional · PDF, AI, EPS, JPG or PNG
Form Recaptcha

No payment required. We confirm all specifications before production.

What happens next

A simple path from your quote request to finished packaging.

1
Submit your details Tell us the size, quantity, material and design idea.
2
Review your quote & proof Our specialist confirms the specification and prepares your digital proof.
3
Approve production We manufacture your packaging only after you approve the final details.
Custom sizes Built around your product
100-piece MOQ Suitable for growing brands
Free design support Expert help when needed
Quality checked Proof approval before print

Everything you need to choose confidently

Made around your product and brand

Custom Mailer Boxes with Inserts is made to order: your dimensions, your material and your branded printing. It suits e-commerce orders, subscription products, retail kits and presentation packaging.

Start with the inside dimensions, quantities and preferred material. Our packaging team will review the details and confirm the final structure before production.

Best for E-commerce, retail and subscription products
Minimum order 100 pieces per size and design
Printing One, two, three or full color
Support Custom dieline and digital proof
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