---
type: guide
title: "What Is a Mailer Box?"
description: "A mailer box is a self-locking, front-tuck box built for retail unboxing. Here is how it differs from a shipping box, when to use each, and how to print one."
resource: https://www.4over4.com/guide/what-is-a-mailer-box-mailer-vs-shipping-boxes
tags: ["guide"]
timestamp: 2026-07-20T18:54:40.856Z
---

# What Is a Mailer Box?

A mailer box is a self-locking, front-tuck box built for retail unboxing. Here is how it differs from a shipping box, when to use each, and how to print one.

See [all guide concepts](index.md).

- Page type: guide
- URL: https://www.4over4.com/guide/what-is-a-mailer-box-mailer-vs-shipping-boxes