- Ergonomic U-shaped design removes pressure from coccyx to alleviate tailbone pain
- High density memory foam cushion provides comfort and relieves back pain
- Washable removable cover with non-slip bottom keeps cushion firmly in place
- Ideal for office chairs, wheelchairs, cars, planes - supports up to 275 lbs
- Comes with 3-year warranty - send back if it goes flat for a free replacement