600 denier polyester and synthetic leather. Internal sleeve fits 15 in laptop. Premium synthetic leather bottom and trims details. Two large main compartments. Ergonomic S-curve shoulder straps. Front utility pocket with organizer. Fully padded back panel. Side water bottle pocket. Zippered front stash pocket. Corded zipper pulls. Web haul handle. 34 L. 17.5 x 13 x 10 in.