The Assault Systems submachine gun cases are similar in construction to Elite Survival Systems' assault rifle cases and special weapons cases, and are available in seven sizes to fit a variety of submachine guns. They come in lengths of 16 " to 27". They have various shapes and pocket configurations depending on the weapons which they accommodate. They are constructed of fully padded 1000 denier nylon with full-length heavy-duty zippers. Each case comes with a 2" shoulder strap.