MOLLE II 3 Day Assault Pack, Olive Drab Bigger than a day pack, at 20" tall, 12" wide and 7" deep, this will hold quite a bit of gear. Loaded with MOLLE webbing on the front and sides so you can add additional pouches or pockets. Multiple primary compartments and two big pockets. Hydration compatible. Adjustable padded shoulder straps and adjustable belt Foam back support panel