---
product_id: 66871141
title: "25 EcoSwift 12 x 15.5 White Poly Mailers Self Sealing Bulk Packaging Materials Shipping Supplies Envelopes Bags 12 inches by 15.5 inches"
brand: "ecoswift"
price: "£6.50"
currency: GBP
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.uk/products/66871141-25-ecoswift-12-x-15-5-white-poly-mailers-self
store_origin: GB
region: United Kingdom
---

# 25 EcoSwift 12 x 15.5 White Poly Mailers Self Sealing Bulk Packaging Materials Shipping Supplies Envelopes Bags 12 inches by 15.5 inches

**Brand:** ecoswift
**Price:** £6.50
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 25 EcoSwift 12 x 15.5 White Poly Mailers Self Sealing Bulk Packaging Materials Shipping Supplies Envelopes Bags 12 inches by 15.5 inches by ecoswift
- **How much does it cost?** £6.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/66871141-25-ecoswift-12-x-15-5-white-poly-mailers-self)

## Best For

- ecoswift enthusiasts

## Why This Product

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

## Description

EcoSwift Brand Poly Mailers with self-sealing, peel and stick adhesive, keeps contents secure and tamper proof. EcoSwift Poly Mailers are extremely durable and lightweight to help save you money on postage. Superior tear and puncture resistance. High strength seams for maximum protection. Silver lining inside keeps contents hidden from view. Surface easily accepts ink, stamps, and labels. Approved by shipping carriers.

## Features

- Make sure this fits by entering your model number.
- Dimensions: 12" x 15.5"
- EcoSwift Self-Sealing, Peel and Stick Adhesive
- Quantity: 25

## Images

![25 EcoSwift 12 x 15.5 White Poly Mailers Self Sealing Bulk Packaging Materials Shipping Supplies Envelopes Bags 12 inches by 15.5 inches - Image 1](https://m.media-amazon.com/images/I/41qzfmv4bpL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Strong enough as you would expect. Adhesive is adequate ...
  

*by D***. on Reviewed in the United States 🇺🇸 on December 21, 2016*

Strong enough as you would expect.  Adhesive is adequate for mailing even with the contents (yarn) applying pressure on the seal.

### ⭐⭐⭐⭐⭐ 







  
  
    As expected
  

*by M***H on Reviewed in the United States 🇺🇸 on December 10, 2018*

Good poduct

### ⭐⭐⭐⭐⭐ 







  
  
    Great mailers
  

*by H***W on Reviewed in the United States 🇺🇸 on April 27, 2014*

These were good quality, arrived rapidly.  I don't need hundreds, so I was so glad to find them in a quantity that I needed and at a great price.

---

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**Shop now:** [https://www.desertcart.co.uk/products/66871141-25-ecoswift-12-x-15-5-white-poly-mailers-self](https://www.desertcart.co.uk/products/66871141-25-ecoswift-12-x-15-5-white-poly-mailers-self)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-03*