Mabis Healthcare Foam Coccyx Seat Cushion, 15 W X 14 D Inch has 3 inch U-shaped opening which provides the pressure relief for the coccyx/tailbone area to help relieve lower back pain. It is constructed of highly resilient polyurethane foam for maximum comfort and durability. It is a machine-washable, zippered cover with built-in carry handle.
Mabis Healthcare Foam Coccyx Seat Cushion, 18 W X 16 D X 3 H Inch has 6 inch V-shaped opening which provides pressure relief for the coccyx/tailbone area to help relieve lower back pain. It is constructed of highly resilient polyurethane foam. It has without optional hardboard insert. It is removable, machine washable zippered cover.