Chappaqua backpack - ·100% polyester (600D) ·Strap: 100% polyurethane ·Ergonomic shoulder straps ·Adjustable buckle closure ·Zippered pocket on flap ·Large main compartment with a compartment for a laptop up to 17" ·Zippered front pocket ·Adjustable side compression straps ·Access to make decorations ·The product is covered by a 5-year Stormtech warranty