Dynarex® Absorbent Fluff Fill Underpad, 23 x 36 Inch, 1 Bag of 50 3M Medical Tapes Jobst for Men * Black Sterilization Jobst for Men * Black * X Large * Shoe size 12 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 Waterproof non skid blue backing