Nylon, Inner Material: Polyester, Capacity: 40 Liters, Special Features: Back Padding, Chest Strap, Earphone Cord Support, Hip Belt, Integrated Rain Cover, Laptop Compartment, Telescope Handle, Water Bottle / Umbrella Pouch, Zip Closure, Padded Handles, Shoulder Strap, 3 compartments and 6 pockets Backpack with glossy finish