Durability & Design: 45L Laptop Backpack 2 Large Compartments, 1 Easy access front Pocket with1 Mesh Side Bottle Pocket and Phone Pocket. Fabric: Light weight polyester fabric with heavy zippers. Serves the need of a professional office laptop bag, college bag, student backpack, school bag and is suitable for all boys, girls, men and women Ergonomic Design: Thick cushioning around the shoulders and on the back panel makes the backpack super light and comfortable on the move. �S� Shaped shoulder strap distribute the weight of the backpack across your upper body.