The EZ wheelchair carryon bag holds two size "E" or "D"  oxygen cylinders. This versatile carrier also features an adjustable snap for holding either "D" or "E" cylinders. Extra long straps adjust to fit any wheelchair and allow the carrier to be positioned off-center, avoiding uncomfortable contact with head or back. Dual carrier is made of lightweight vinyl mesh and features a convenient storage pocket for magazines, nasal mask, etc. Reinforced bottom ensures long lasting durability. Bad dimensions: 19" or 25 1/2" x 17 x 4 3/4" Available in black only.