---
product_id: 485041401
title: "Metronic Bubble Mailers 8.5x12\" 40 Pack Black Padded Envelopes Usable Size 8.5 x 11\" Strong Adhesion Bubble Envelopes Medium Mailing Envelopes Bubble Padded for Small Business Shipping Books Clothes"
brand: "metronic"
price: "฿4623"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/485041401-metronic-bubble-mailers-8-5x12-40-pack-black-padded-envelopes
store_origin: TH
region: Thailand
---

# 8.5x12" size, fits up to 8.5x11" items Strong self-sealing adhesive, tamper-evident 80gsm bubble cushioning with air cellular layers Metronic Bubble Mailers 8.5x12" 40 Pack Black Padded Envelopes Usable Size 8.5 x 11" Strong Adhesion Bubble Envelopes Medium Mailing Envelopes Bubble Padded for Small Business Shipping Books Clothes

**Brand:** metronic
**Price:** ฿4623
**Availability:** ✅ In Stock

## Summary

> 📦 Ship Smart, Ship Stylish — Protect Your Brand with Every Package!

## Quick Answers

- **What is this?** Metronic Bubble Mailers 8.5x12" 40 Pack Black Padded Envelopes Usable Size 8.5 x 11" Strong Adhesion Bubble Envelopes Medium Mailing Envelopes Bubble Padded for Small Business Shipping Books Clothes by metronic
- **How much does it cost?** ฿4623 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/485041401-metronic-bubble-mailers-8-5x12-40-pack-black-padded-envelopes)

## Best For

- metronic enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Weatherproof:** Tear-resistant, puncture-proof, and waterproof for worry-free shipping.
- • **Effortless Peel & Seal:** Strong adhesive strip guarantees secure, tamper-evident closure in seconds.
- • **Shock-Absorbing Bubble Tech:** 80gsm multi-layer bubble cushioning ensures your shipments arrive pristine.
- • **Brand-Building Black Elegance:** Sleek black mailers that elevate your packaging game and leave a lasting impression.
- • **Perfect Fit, Maximum Protection:** Sized at 8.5x12" with a usable 8.5x11" interior, ideal for books, clothes, and more.

## Overview

Metronic Bubble Mailers 8.5x12" (40 pack) are premium black padded envelopes designed for small business shipping. Featuring 80gsm bubble cushioning with advanced air cellular layers, these mailers provide superior shock absorption. Their strong self-sealing adhesive strip ensures tamper-evident security, while the tear-resistant, puncture-proof, and waterproof construction protects your items. Perfect for shipping books, clothes, and accessories, these mailers combine functionality with sleek black style to help your brand stand out.

## Description

Metronic Bubble Mailers 8.5x12" 40 Pack Black Padded Envelopes Usable Size 8.5 x 11" Strong Adhesion Bubble Envelopes Medium Mailing Envelopes Bubble Padded for Small Business Shipping Books Clothes

## Features

- 【Black 8.5 x 12 Bubble Mailers Usable Size 8.5x11】 Black padded envelopes are a fun and fashionable way for you. Each shipping bags bubble mailers measures 8.5x12 inches, pack of 40 mailers.
- 【Cushioning Mailers】Being a shipping bags for clothes and comic book mailers, our bubble mailer is lined with 80gsm bubble with unique air cellular layers and all-round strong air bubble technology, helping absorb shock during shipment. The shipping envelopes bubble mailer keeping your products safety.
- 【Simply Peel & Seal 】 Each mailing envelopes contains a strong self-sealing adhesive strip. Simply peel and fold over to seal each package safely and securely. Packaging for small business and boutiques. Mailing envelopes bubble padded are convenient, lightweight. Eliminate the need for shipping boxes and tape by using padded mailing envelopes instead.
- 【Strong & Sustained Construction 】 Our poly bubble mailers are crafted with only the finest materials. Ship your packages confidently with these strong and sustained padded envelopes 8.5x11 . Each padded mailers is equipped with a strong self-sealing adhesive strip that is tamper-resistant and tamper-evident. These bubble mailer 8.5x12 are tear-resistant, puncture-resistant, and waterproof. A thick layer of air bubbles protects against impact.
- 【Convenient & Economical】 Bubble mailers are an affordable alternative to standard packaging, and they will help keep your customer's items safe . 8.5x12 bubble mailers are great for shipping light and less fragile products. These bubble mailers 8.5x12 are perfect for shipping a variety of items such as clothing, accessories, jewelry, makeup, cosmetics, books and much more.
- 【Build A Lasting Impression】Our color shipping envelopes are sure to make a lasting impression and keep your customers coming back. By building successful brand imagery you will cultivate a loyal customer base. Let our color mailers help you to build your business and your brand while saving you money!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | METRONIC |
| Brand | METRONIC |
| Item Weight | 1.63 pounds |
| Product Dimensions | 12 x 8.5 x 0.1 inches |
| Color | Black |
| Closure | Self-Seal |
| Shape | Rectangular |
| Material Type | Plastic |
| Number of Items | 40 |
| Size | 8.5x12" 40PC |
| Sheet Size | 8.5 x 12 Inches |
| Manufacturer Part Number | METRONIC |

## Product Details

- **Brand:** METRONIC
- **Color:** Black
- **Closure Type:** Self-Seal
- **Occasion:** Anniversary, Christmas, Halloween, New Year, Thanksgiving
- **Material:** Plastic

## Images

![Metronic Bubble Mailers 8.5x12" 40 Pack Black Padded Envelopes Usable Size 8.5 x 11" Strong Adhesion Bubble Envelopes Medium Mailing Envelopes Bubble Padded for Small Business Shipping Books Clothes - Image 1](https://m.media-amazon.com/images/I/813ap0O4dfL.jpg)

## Available Options

This product comes in different **Color, Size** options.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.th/products/485041401-metronic-bubble-mailers-8-5x12-40-pack-black-padded-envelopes](https://www.desertcart.co.th/products/485041401-metronic-bubble-mailers-8-5x12-40-pack-black-padded-envelopes)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-27*