---
product_id: 589749579
title: "MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey"
brand: "matein"
price: "¥17366"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/589749579-matein-extra-large-18-4-inch-laptop-backpack-travel-computer
store_origin: JP
region: Japan
---

# 54L extra-large capacity Built-in USB charging port TSA-friendly & anti-theft design MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey

**Brand:** matein
**Price:** ¥17366
**Availability:** ✅ In Stock

## Summary

> 🎒 Power, space, and security — your ultimate travel companion!

## Quick Answers

- **What is this?** MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey by matein
- **How much does it cost?** ¥17366 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/589749579-matein-extra-large-18-4-inch-laptop-backpack-travel-computer)

## Best For

- matein enthusiasts

## Why This Product

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

## Key Features

- • **Travel Smart & Secure:** TSA-approved design with hidden anti-theft pocket for peace of mind
- • **Stay Powered On The Go:** Integrated USB charging port keeps your devices juiced without unpacking
- • **Comfort Meets Durability:** Ergonomic ventilated padding and water-resistant polyester for all-day wear
- • **Organized for Efficiency:** Multiple compartments, pen pockets, and key fob hook keep you flawlessly organized
- • **Carry It All, Effortlessly:** Massive 54L capacity fits laptops up to 18.4 inches plus all your essentials

## Overview

The MATEIN Extra Large 18.4 Inch Laptop Backpack offers a spacious 54-liter capacity with a dedicated laptop compartment for devices up to 18.4 inches. Designed for professionals and travelers, it features a built-in USB charging port for convenient device charging, TSA-friendly access, and a hidden anti-theft pocket to safeguard valuables. Crafted from water-resistant polyester with ergonomic padding, this backpack ensures comfort, durability, and organization for work, college, or travel.

## Description

MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey

## Features

- EXTRA LARGE & MANY POCKETS: Dimensions: 10 x 15.8 x 21.5 inches, Capacity: 54 Liters. One separate laptop compartment hold 18.4 Inch Laptop as well as 18， 17.3 Inch Laptop. One spacious packing compartment roomy for daily necessities,tech electronics accessories. Front compartment with many pockets, pen pockets and key fob hook, makes your item organized and easier to find
- FUNCTIONAL & SAFE: A luggage strap allows this big backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying. With a hidden anti theft pocket on the back protect your valuable items from thieves. Well made for international airplane travel and day trip as a travel gift for men women
- COMFY & STURDY: Comfortable soft padded back design with thick but soft multi-panel ventilated padding, gives you maximum back support. Breathable and adjustable shoulder straps relieve the stress of shoulder. Foam padded top handle for a long time carry on
- USB PORT DESIGN: With built in USB charger outside and built in charging cable inside,this usb backpack offers you a more convenient way to charge your phone while walking. It's a great tech gift for him from wife, daughter and son. Please noted that this backpack doesn't power itself, usb charging port only offers an easy access to charge
- STURDY MATERIAL & SOLID: Made of Water Resistant and Sturdy Polyester Fabric with metal zippers. Ensure a secure & long-lasting usage everyday & weekend.Serve you well as professional office work bag, Large USB charging bagpack, back to college backpacks

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MATEIN |
| Series | 100703gry |
| Item model number | 100703GRY |
| Item Weight | 2.23 pounds |
| Product Dimensions | 9.84 x 15.75 x 21.26 inches |
| Item Dimensions  LxWxH | 9.84 x 15.75 x 21.26 inches |
| Color | Grey |
| Department | unisex-adult |
| Manufacturer | YoTwo |
| ASIN | B0BWN1XQNT |
| Country of Origin | China |
| Date First Available | February 23, 2023 |

## Images

![MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey - Image 1](https://m.media-amazon.com/images/I/71ob3dlt-bL.jpg)

## Available Options

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

## Frequently Bought Together

- MATEIN Extra Large 18.4 Inch Laptop Backpack, Travel Computer Backpack with USB Charging Port TSA Friendly, Anti Theft College Backpack Flight Approved Business Work Big Bag for Women Men, Grey
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**Shop now:** [https://www.desertcart.jp/products/589749579-matein-extra-large-18-4-inch-laptop-backpack-travel-computer](https://www.desertcart.jp/products/589749579-matein-extra-large-18-4-inch-laptop-backpack-travel-computer)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-01*