---
type: faq
title: "What is a 'simple seal' envelope?"
description: "A simple seal envelope is a type of self-seal envelope built with 'Flip-n-Stick' flaps, designed to close on its own without any moisture. It is the easies"
resource: https://www.4over4.com/faqs/business-stationery/what-is-a-simple-seal-envelope
tags: ["Business Stationery", "faq"]
timestamp: 2026-07-20T18:54:40.856Z
---

# What is a 'simple seal' envelope?

A simple seal envelope is a type of self-seal envelope built with 'Flip-n-Stick' flaps, designed to close on its own without any moisture. It is the easies

Part of the **Business Stationery** hub. See [all faq concepts](index.md).

- Page type: faq
- Hub: Business Stationery
- URL: https://www.4over4.com/faqs/business-stationery/what-is-a-simple-seal-envelope