---
product_id: 62554877
title: "Triplast C6 160 x 110 x 20 mm White PIP Cardboard Large Letter Postal Box for Royal Mail (Pack of 10)"
brand: "triplast"
price: "$U1648"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/62554877-triplast-c6-160-x-110-x-20-mm-white-pip
store_origin: UY
region: Uruguay
---

# 160x110x20mm usable size 125 WK/T strength Royal Mail Large Letter compliant Triplast C6 160 x 110 x 20 mm White PIP Cardboard Large Letter Postal Box for Royal Mail (Pack of 10)

**Brand:** triplast
**Price:** $U1648
**Availability:** ✅ In Stock

## Summary

> ✉️ Ship smart, save big—pack like a pro with Triplast!

## Quick Answers

- **What is this?** Triplast C6 160 x 110 x 20 mm White PIP Cardboard Large Letter Postal Box for Royal Mail (Pack of 10) by triplast
- **How much does it cost?** $U1648 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/62554877-triplast-c6-160-x-110-x-20-mm-white-pip)

## Best For

- triplast enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Fit:** Ideal for phones, accessories, and small essentials—pack like a pro every time
- • **Bulk Value Pack:** Set of 10 boxes keeps your shipping game consistent and cost-effective
- • **Robust Protection:** Strong 125 WK/T single wall cardboard ensures your valuables arrive intact
- • **Effortless Assembly:** FEFCO 0427 fold-over design with secure ear lock lids for quick, no-fuss packing
- • **Postage-Smart Dimensions:** Precisely sized to meet Royal Mail's Large Letter criteria, slashing your shipping costs

## Overview

The Triplast C6 postal box is a sturdy, easy-to-assemble cardboard mailer designed to fit Royal Mail's Large Letter size, offering reliable protection with 125 WK/T strength. Its compact internal dimensions (160x110x20mm) make it perfect for shipping phones and small accessories, while the pack of 10 ensures you’re always ready to ship efficiently and cost-effectively.

## Description

Triplast C6 160 x 110 x 20 mm White PIP Cardboard Large Letter Postal Box for Royal Mail (Pack of 10)

## Features

- Easy to assemble FEFCO 0427 box style with fold-over ends and secure ear lock lids
- Meets Royal Mail's 'Large Letter' size classification for reduced postage costs
- Internal dimensions (usable size): 160x110x20mm & external dimensions (shipping size): 166x114x22mm.
- Strong 125 WK/T single wall cardboard for reliable protection
- Ideal for phones, accessories, and small items

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Triplast |
| Brand | Triplast |
| Model Number | PIPC6 |
| Product Dimensions | 11.5 x 18 x 2.1 cm; 24.95 g |
| Colour | White |
| Strength | 125 Kilograms |
| Grade | 125 WK/T |
| Material Type | Cardboard |
| Number of Items | 10 |
| Size | Pack of 10 |
| Manufacturer Part Number | PIPC6 |
| Item Weight | 25 g |

## Product Details

- **Brand:** Triplast
- **Colour:** White
- **Material:** Cardboard
- **Product dimensions:** 11.5L x 18W x 2.1H centimetres
- **Item weight:** 25 g
- **Breaking strength:** 125 Kilograms
- **Global Trade Identification Number:** 05056025171237
- **Number of Boxes:** 1
- **Weight limit:** 125 Kilograms

## Images

![Triplast C6 160 x 110 x 20 mm White PIP Cardboard Large Letter Postal Box for Royal Mail (Pack of 10) - Image 1](https://m.media-amazon.com/images/I/61Ofcs01FJL.jpg)

## Available Options

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

## Questions & Answers

**Q: Are these boxes 20mm external or internal dimensions?**
A: The boxes are 20mm external dimensions - I've just checked.

**Q: Are these boxes recyclable?**
A: There's no recycling symbol on the boxes but they look like cardboard so should be.

**Q: Can these be posted in Royal Mail post boxes? Instead of taken to a shop**
A: Yes

**Q: Would a thin clothing fit in this boxes?**
A: It would, but perhaps only baby sized clothing or something extremely thin! You'll have to fold the clothing item and measure with a ruler to see if it will fit in the dimensions provided.

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**Shop now:** [https://www.desertcart.uy/products/62554877-triplast-c6-160-x-110-x-20-mm-white-pip](https://www.desertcart.uy/products/62554877-triplast-c6-160-x-110-x-20-mm-white-pip)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-08*