Christmas Big Sale--S-ZONE Multi-function Unisex Practical Leisure Canvas Backpack Rucksack for Traveling Polyester lining Dimensions: length 12.2inch/31cm, height 15.4inch/39cm, width 4.7inch/12cm, Weight: about 1kg/2.2lb Material: High quality density cotton canvas, PU leather trim and rust-proof cupreous hardware Structure: one front pocket, two side pocket, one inner zipper pocket, one main pocket, one phone pocket High volume capacity, you can fit in allot of textbooks, binders, and anything else you put in backs The backpack can be used for going to school/college, camping, traveling, hiking, shopping, etc