【Ergonomic Chair Cushion】medisana seat cushion is based on ergonomics, the legs, buttocks, tailbone, physiological zone for scientific design of the six zones, targeted decompression of legs, tailbone, left and right buttocks, physiological zone, soothing spine protection.Helps to improve sitting posture and effectively relieve lower back pain and hip discomfort

【Premium Office Chair Cushion】Tailbone pain relief cushion measures 22.8 * 16.6 * 4.3 in and can be used by people weighing over 250 pounds. Seat Cushion is suitable for most office chairs, car seats, airplane seats, and home seats, improving comfort during long periods of sitting

【Pressure Relief Seat Cushion】medisana car seat cushion is made of 100% strong support foam, good resilience, and can be quickly restored to its original shape after pressure. 4.3 in of high-density foam cushion, the material is soft and close to the body, and it can adjust the shape according to the body

【High-quality Cover & Anti-Slip Bottom】The seat cushion's soft cover is easily removable and machine washable for hassle-free cleaning. The breathable material helps regulate temperature, keeping you cool and comfortable throughout the day.Its non-slip bottom ensures that it stays in place and is not prone to slipping off, providing a stable and comfortable sitting experience

【Wide Range of Application】The office chair cushion is suitable for daily office, hemorrhoids, anal surgery recovery, pregnant women, postpartum mothers, truck drivers, and people who sit for long periods of time. This donut pillow for sciatica pain relief helps relieve pain and discomfort while promoting better sitting posture