Herebuy - Designer 3D Animal Backpack: Cool Men's Skull School Backpacks 1Material: Polyester Fiber 2Size:31CMx15CMx48CM(LxWxH), Suitable for Male/female 3Fashion 3D Skull Print Backpack -- Great for College, Travel and Sport. 4Unique Design:1, bi-directional zipper: easy & convenient to catch or put your items; 2,Two zipper side pockets for your bottle or umbrella; 3, Strap width up to 7CM--reduce shoulder pressure; 4,back pocket--for the small items, such as coins, cards, tissue....5,Adjustable padded shoulder straps for carrying comfort. 5Structure: Zipper Mesh pocket for pens, small notebook, 2 Compliments are ideal for keeping your personal belongings and A4 documents, 14-15 inches personal computer...