420 Denier Polyester Dobby / Nylon Diamond Dot Dobby / 840 Denier Ballistic Nylon. Versatile padded sleeve designed to fit a 15 in. laptop or a 3L hydration system. Tricot lined tablet pocket. Zippered front stash pocket. Quick access loft pocket. Tuck-away hipbelt. AirCore™ shoulder straps #10 zipper on primary compartment. Two large compartments. Deluxe utility pocket with organizer. Coated webbing daisy chain. Dual water bottle pockets. Side compression straps. Gear loop. Sternum strap. Web haul handle. 20 x 14 x 12 in. Black.