Mabis Healthcare Mabis Coccyx Seat Cushion

• 18 inches wide, 16 inches deep, and 3 inches high
• Navy
• 6 inch V-shaped opening provides pressure relief for the coccyx/tailbone area to help relieve lower back pain
• Constructed of highly resilient polyurethane foam
• Without optional hardboard insert
• Removable, machine washable zippered cover