The only canteen cover you will need. MOLLE Compatible 1 Quarte Canteen Pouch features an open-top Y-Strap design for quick and easy access to your canteen. The dual MOLLE (Modular Lightweight Load-Carrying Equipment) straps allow you to attach the canteen pouch to a variety of MOLLE compatible gear. including an assault & transport pack. or tactical vest. With a quick release buckle at the end of the Y-strap. the canteen pouch will hold your canteen securely in place. Constructed from lightweight denier polyester and features a mesh bottom. the canteen holder will quickly drain water when you are traveling through wet environments.?