Donut Pillow Coccyx Seat Cushion for Prostate, Sciatica, Pelvic Floor, Pressure Sores, Pregnancy, Perineal Surgery, Postpartum Recovery Pain Pressure Relief Memory Foam Chair PadTailbone Pain Relief Cushion: For hemorrhoids, fissures, joint pain, tailbone pain, sciatica, herniated discs, a fractured coccyx, anal fissures, vaginal surgery, postpartum or lower back pain and more. Scientific Design: Central hole with contoured edges to effectively raise you from the seat surface. The pillow slopes gradually from back to front so that your thighs transition naturally off the seat. With U cutouts at the front and back of the