ERGONOMIC SEAT CUSHION Memory foam donut pillow for tailbone and coccyx pain and pressure relief hemorrhoids sciatica bed sores postpartum essentials and for sitting long hours the round butt pillow fits most seats SUPPORT AND COMFORT The tailbone pain relief cushion offers a medium level of firmness and supports up to 240 Lbs with a size of 175 x 14 and thickness of 275 use the doughnut ring on firm seating surfaces such as your office chair WATER RESISTANT COVER The seat pillow has a removable waterresistant PU leather cover that can be wiped clean or machine washed and may feel cooler because of the leather and is best used on nonslip surfaces to stay in place EVEN WEIGHT DISTRIBUTION Orthopedic donut pillows are engineered to provide the balance you need between supporting you on the chair surface and the comfort to sit frustrationfree high resilience foam ensures reliable durability day after day PORTABLE AND VERSATILE Lightweight for use at home and on the go on an office chair or car seat on airplanes in stadiums or in a wheelchair functional durable and high quality for long sitting with a removable machine washable cover PHYSICAL THERAPIST ENDORSED BRAND We have the seal of approval from leading physical therapist founder and owner of Therapy Network Inc Bob Schrupp PT MA and Brad Heineck PT CSCS The perfect gift for loved ones