Kingsons Multifunctional Waterproof Business Backpack 15.6″

Capacity: 23.8L (can hold tablet computers below 15.6-inch)
Interior: zipper pocket, mobile phone pocket, ID card pocket, sandwich zipper pocket, computer pocket
Opening method: zipper
Material: Oxford cloth
Weight: about 960g
Function: breathable, waterproof, wear-resistant, shock-resistant, lightening
Ergonomic widened breathable strap
Hidden back zipper pocket
45 degree external USB charging port