Lightweight and versatile, the Blackhawk 3-Day Assault Pack is built to withstand the rigors of constant use. The body is comprised of lightweight, high-tenacity 210/330 denier nylon and 210 denier ripstop nylon that resists cuts, tears and abrasions. Padded shoulder straps and a removable heavy-duty waist belt add comfort while evenly spreading out the load. CONVENIENT: Main compartment offers easy access with front pocket and map pocket HYDRATION: Special compartment accommodates 100 oz. hydration reservoir (sold separately) VERSATILE: Four adjustable external compression straps adjust to various loadouts; five internal tie-down loops secure gear as needed SPECS: 20inL x 13inW x 6inD (main compartment) 14.5inL x 12.5inW x 2.5inD (top-front pocket) 2,000 cubic inches of storage