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