Foam Orthopedic Wedge Car Seat Cushion, Non-Slip Coccyx Pad, Pain Relief - for Car Computer Desk Chairs and Traveling

A coccyx cushion—or tailbone cushion—is an ergonomically designed pillow, typically U-shaped, V-shaped, or wedge-shaped. It suspends the tailbone over a rear cutout to eliminate direct pressure and relieve lower back or sciatica pain. It is highly portable and ideal for office chairs, car seats, and wheelchairs