Voberry Unisex Fashionable Canvas Zip Bohemia Boho Style Backpack School College Laptop Bag for Teens Girls Boys Students Internal structure: mobile phone bags, document bags, zipper pocket Adjustable shoulder strap length Size:about 42x29x10cm/16.53"x11.41"x3.93" Quantity:1PC Openings: Zipper Material:Canvas+PU Leather+Cotton