1. Tailbone Pain Relief Cushion: Suitable for hemorrhoids, bone fractures, joint pain, coccyx pain, sciatica, herniated discs, coccyx fractures, anal fissures, post-vaginal surgery, postpartum, or lower back pain.2. Scientific Design: The central hole and curved edges effectively elevate the body, allowing the buttocks to leave the seat surface. The cushion gradually tilts from back to front, allowing your thighs to naturally leave the seat. "U" shaped cutouts at both the front and back of the tailbone cushion enhance comfort.3. Enhanced Support and Comfort: Durable and provides strong support, helping to maintain good posture and preventing friction in sensitive areas.4. Dimensions: 46*45*12CM5. Handle and Hook: As a chair cushion, it can be used in the office, home, outdoors, travel, or wheelchairs—anywhere a handle and hook are needed for easy carrying. You can grab the handle of the donut-shaped pillow and hang it on a backpack, suitcase, or wheelchair.