Features: 76% recycled polyester, 16% nylon, 8% polyester construction; 100% polyester lining 18L low-profile design for everyday carry, street, and campus Skate carry straps Non-padded laptop sleeve Reflective webbing details Interior name label Adjustable sternum strap with safety whistle Mesh side pocket(s) Easy-to-grab rope zipper pulls Exterior adjustable cargo straps with buckle closure