The BLACKHAWK! Barrage is the 3-Day Assault Pack on steroids! It is constructed of heavy-duty 1000 denier nylon with reinforced stitching to ensure durability. The 100 oz. BLACKHAWK! Hydration System, protected by Microban treatment, is included. Features: 3-D mesh back panel with frame; external hydration reservoir access; numerous internal pockets and dividers; dual antenna ports; and robust waist belt with additional S.T.R.I.K.E. attachment points. Main Compartment: 17L” x 13”W x 7”D Front Compartment: 13”L x 12.5”W x 2.75”D Cubes: 2000 cu. in. / 33 L