Memory Foam Coccyx Seat CushionThe Memory Foam Coccyx Seat Cushion is designed to provide ergonomic support by relieving pressure on the tailbone and lower back. Its memory foam construction molds to your body shape, offering comfort and stability during prolonged sitting. Seat cushion reduces pressure on the coccyx while sitting. Superior comfort for chairs, car seats, planes and wheelchairs. Promotes healthy posture and spine alignment. Assists in the prevention and treatment of