Invacare offers overlay to aid in the prevention of pressure ulcers for those patients who are at risk of developing a pressure ulcer. The Invacare CareGuard Alternating Pressure Pad System is designed to be placed overtop an existing mattress. This overlay come with pump alternately that inflates and deflates air cells. Pump can be set ariable pressure for added patient comfort and it can be mounted on the bed with built-in bracket. The pad includes flaps that wrap around mattress for better stability and the pad is latex free. It is also easy to use and maintain.