Cool Walker Vintage Men Casual Canvas Backpack School Bag Laptop Hiking Rucksack Material outside: Quality canvas Lining texture: Polyester Dimensions:11.8(L) *6.7(W)*16.5(H) inch /30 x17x42cm, please allow 1-2cm differs. Feature: The Bag inside has a computer bag, a cell phone pocket, a document bag. It is suitable for long and short distance travel, school and gift and so on; Fashion multifunctional backpack, you can put different staff in it. Function: wear-resisting, alleviate burdens, neccessity for school, travel, hiking and everyday use.