Coccyx Pillow is a memory foam wedge seat which is designed to target problematic, aching areas like tailbone, lower back, buttocks, sciatica and spine. It is made from PU Foam and doesn't flatten after extended use. The elevated design which is incorporated in the cushion encourages correct spinal alignment. The purpose of the unique cut-out in the cushion, is to minimize the pressure at the coccyx region. Being light in weight, it is easy and discreet to carry around wherever you go. It is very convenient for pregnant ladies to sit in a comfortable posture without any hassle.