Lightweight Easy to attach Easy to lift Provides a safe convenient and economical way to carry oxygen cylinders Size D and E tanks fit into this holder with minimum lifting and positioning Attaches to the handles and frame of the wheelchair and positions the tank off-center to avoid contact with the user's head or back Made of heavy duty waterproof nylon The top of the holder has adjustable straps that can adjust up to 3 Length of the holder is 32 Bottom straps do not adjust Width is 18.5