Product information: Product name: Backpack Material: nylon Lining material quality: polyester Function: Breathable Capacity: 20-35L Open cover: zipper Package internal structure: zipper concealed pockets, computer insert pockets Color: blue, beige, white and black Size: with small package Specification Package length cm: 30 Bag width cm: 17 Package height cm：43 Package weight kg：0.49 coin purse Bag length cm: 9 Bag width cm：2 Bag height cm：9 Bag weight kg：0.05 Packing list:Backpack x1