Huata Womens Student to Travel PU+Leather Backpack,5 Color Backpacks for Girls Material:PU+leather Size:31cm*24.5cm*12cm Fashion, Simpleness style Adjustable straps to fit on back over shoulders. Artificial leather backpack with zipper closure Unique design straps ease the pressure on the shoulder, and the cushion with high permeability material, have never cover the sweat when you carry it a long time