This is a backpack with many functions. It was waterproof, anti theft and the design accords with ergonomics, comfortable in the back, stylish and generous in appearance, which is the best choice for outside.

Features:
It comes with USB function, offers a convenient charging for your electonic devices.
It can hold basic thing that you needed for out, such as laptop, wallet, phone.
Science burdened system, breathable and decompression.
Waterproof and wearproof fabric.
The back zipper is designed not only to prevent theft, but also to have a headphone mouth for convenient music listening.

Specifications:
Color: blue, red, black (optional)
Material: polyester, EPE
Item size: 46 * 31 * 19cm / 18.1 * 12.2 * 7.5in
Item weight: 920g / 2.0lb
Package size: 46 * 31 * 5cm / 18.1 * 12.2 * 2.0in
Package weight: 950g / 2.1lb

Package list:
1 * Backpack