Have you got room for all that? With our roomy and durable CombinedMinds backpack, you will! This bag is made from spun polyester and weighs 1.3 lbs, just enough to be light, strong and long-lasting. Grab it, stow it, throw it onto the seat next to you, this CombinedMinds backpack can take it, and so will you, wherever you go!.: 100% Polyester.: Lightweight and waterproo.: Adjustable shoulder straps.: Custom name tag sewn inside.