---
product_id: 87831243
title: "50 Pack Self Seal Rigid Stay Flat White Cardboard Mailer Envelopes 6\" x 8\" 350 GSM"
brand: "shipping supply warehouse"
price: "€ 35.02"
currency: EUR
in_stock: false
url: https://www.desertcart.be/products/87831243-50-pack-self-seal-rigid-stay-flat-white-cardboard-mailer
store_origin: BE
region: Belgium
---

# Sturdy 350 GSM Self-seal closure 6" x 8" size 50 Pack Self Seal Rigid Stay Flat White Cardboard Mailer Envelopes 6" x 8" 350 GSM

**Brand:** shipping supply warehouse
**Price:** € 35.02
**Availability:** ❌ Out of Stock

## Summary

> 📬 Elevate Your Shipping Game!

## Quick Answers

- **What is this?** 50 Pack Self Seal Rigid Stay Flat White Cardboard Mailer Envelopes 6" x 8" 350 GSM by shipping supply warehouse
- **How much does it cost?** € 35.02 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/87831243-50-pack-self-seal-rigid-stay-flat-white-cardboard-mailer)

## Best For

- shipping supply warehouse enthusiasts

## Why This Product

- Trusted shipping supply warehouse brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Savings:** Get 50 mailers in one pack, ideal for businesses and frequent shippers.
- • **Versatile Use:** Perfectly sized at 6" x 8" to accommodate a variety of media and documents.
- • **Eco-Friendly Choice:** Made from recyclable materials, aligning with sustainable practices.
- • **Hassle-Free Sealing:** Pressure-sensitive self-seal adhesive ensures a quick and reliable closure.
- • **Unmatched Protection:** Crafted from durable 350 GSM cardboard for ultimate security during transit.

## Overview

This 50-pack of self-seal rigid stay flat white cardboard mailer envelopes measures 6" x 8" and is made from sturdy 350 GSM material, ensuring excellent protection for your documents and media during transit. The pressure-sensitive self-seal adhesive closure provides a reliable and easy sealing solution, making these mailers perfect for both personal and professional use.

## Description

Give your product a clean professional looks with our smooth white mailers. Made with rigid cardboard to keep your documents or media from damage. Easy peel and seal makes shipping a breeze.

## Features

- Sturdy mailers for excellent protection during transit
- Perfect for a wide variety of media and documents
- Pressure sensitive self seal adhesive closure

## Images

![50 Pack Self Seal Rigid Stay Flat White Cardboard Mailer Envelopes 6" x 8" 350 GSM - Image 1](https://m.media-amazon.com/images/W/WEBP_402378-T1/images/I/41pOAINN4RL.jpg)
![50 Pack Self Seal Rigid Stay Flat White Cardboard Mailer Envelopes 6" x 8" 350 GSM - Image 2](https://m.media-amazon.com/images/W/WEBP_402378-T1/images/I/518DX+Zby5L.jpg)

---

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**Shop now:** [https://www.desertcart.be/products/87831243-50-pack-self-seal-rigid-stay-flat-white-cardboard-mailer](https://www.desertcart.be/products/87831243-50-pack-self-seal-rigid-stay-flat-white-cardboard-mailer)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-10-29*