What's in the box:

Large Capacity Computer Backpack Fashion Business Bag Outdoor Leisure Travel Bag Set with External USB Port Black (Black)

Features:
Large capacity, easy to store laptop, tablet, mobile phone, headset, glasses, wallet, kettle, umbrella, pen, book, etc.
Small bag, middle size bag and backpack three-piece design, you can use according to your needs.
Nylon fabric, wear-resistant, scratch-resistant and splash-proof, providing all-round protection for your device.
Equipped with telescopic buckle, easy to adjust the length of the shoulder strap.
External USB port design, you can charge your phone easily.
Smooth zipper design, items are not easy to lose.

Specification:
Type: Laptop backpack
Color: Wine Red/Black/Dark Blue/Grey(optional)
Fabric: Nylon
Inner material: Polyester
Applicable item: Laptop, tablet, mobile phone, headset, glasses, wallet, kettle, umbrella, pen, clothes, book, etc.
Small bag size: 17 * 10 * 1cm /6.69 * 3.94 * 0.39in
Middle bag size: 23 * 20 * 5cm /9.06 * 7.87 * 1.96in
Backpack size: 40 * 30 * 12cm /15.75 * 11.81 * 4.72in

Packing list:
1 * Small bag
1 * Middle bag
1 * Backpack