The Deluxe Pressure Relief Orthopaedic Cushion is designed to provide extra support and comfort in cars, homes or wheelchairs. Featuring a black cotton twill cover with two pairs of straps to secure the cushion. The cushion is constructed from a 3 cm thick high density foam topped with a generous 4.5 cm memory foam topper. Ideal for providing extra support in cars, wheelchairs or around the home. Size H8.5, W43, D43cm. L43cm.