<strong>Capacity : 11 Liters / 680 Cu.In</strong>. <strong>Compartments : 2</strong>. <strong>Pockets : 2 Internal</strong>. <strong>Complete with a 2.5 Liter hydration bladder</strong>. Made of Extra Heavy-Weight 600 Denier Material. 1 main compartment. 1 front pocket with inside mesh accessory pockets. Modular attachment points on front face. Top carrying handle. Dual hydration ports, concealed on straps. Loop panels for ID�s & patches. Back panel hydration pocket. Padded back w/ �stay-cool� mesh. Adjustable padded shoulder straps