Allen Company Locking Shotgun Sleeve, 52, Fleece, Gray 3631 The Allen Company Lockable Shotgun Storage Pouch provides you with a lightweight" flexible" and easy-to-carry solution when storing your shotgun" fitted for firearms 52-inches long. Cushioned fleece lining keeps your shotgun safe and protected while accessible" easy-to-use zippers are lockable for additional security when not in use.