【Size and Capacity】:The backpack is 31cm long, 22cm wide, 46cm high, with a capacity of about 20L, which can not only be used for daily commuting or leisure use, but also can support 2-3 days of short trips. This backpack is perfect for work, school
【Material and Computer Layer】: Backpack is made of nylon material, waterproof and wear-resistant, and the texture is soft,which does not hurt the skin. The backpack has a self-contained computer compartment that can hold a 15.6-inch computer or tablet. Closure: Zipper 【Multiple Compartments】: The backpack includes a separate computer compartment, a main pocket (for papers, books, clothing, etc.), a front pocket, and two side storage pockets. A variety of items can find their proper place, and so many compartments keep the interior of the backpack in a neat and tidy state. 【USB Charger Port】 : 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 the USB charging port that solves the constant need to have a portable charger and phone in hand, freeing up your hands to do other things while walking. 【Lightweight Soft and Wear-resistant】: The backpack weighs about 0.8kg, relatively light. The nylon fabric makes the backpack feel soft and durable. The honeycomb shaped elastic sponge on the back is breathable and decompresses, and the S-shaped shoulder strap is ergonomically designed to distribute shoulder pressure.