DMI Convoluted Foam Chair Pad Seat Cushion with Plaid CoverIf you use a wheelchair or need to sit for extended periods in a regular chair this soft cushion can give you more comfort. Made of medical grade convoluted (egg crate) foam this sculpted cushion helps to better distribute your weight and promote better air circulation. It can help to prevent or heal pressure sores which can develop after sitting for long periods. The cushion comes with a colorful plaid cover.Features Sculpted foam seat cushion provides comfort and support for those who sit for long periods of time. Medical grade egg crate foam helps reduce or heal pressure sores and takes weight off sensitive areas. Great for using on regular chairs wheelchairs or recliners Excellent after surgery or injuries Measures 16 x 18 x 4 inches