This mid-sized, frameless backpack features a detachable sternum strap and padded, removable waist belt for extreme versatility. The inside features a maincompartment, small cargo pouch, and cargo pocket pouch to fit an optional 100 oz. BLACKHAWK! Hydration System. * Constructed of heavy-duty 1000 denier nylon* Compatible with BLACKHAWK! Hydration System* Sleeping bag straps and padded shoulder straps with D-rings for equipment attachment* Detachable, elasticized sternum strap with silent release buckle* Compartments are closed by durable YKK zipper and sliders with silent pulls* Ventilating back panel and silent zipper pulls* Dual side-detachable, padded waist belt* Reinforced drag/carry handle Specifications:* Dimensions (main comp.): 20"L x 13"W x 6"D* Dimensions (front comp.): 14.5"L x 12.5"W x 2.5"D* Cubes: 2000 cu. in. / 37 L