The Medline Supra CXC Mattress System combines low air loss and alternating pressure to provide treatment to pressure sores. The mattress is sized so it can be placed over any standard hospital or home healthcare bed. The Supra CXC offers dependable pressure relief that will never fail. The air cells remain inflated even during power failures. Alarms signal when the air pressure is getting too low. The Supra CXC powered mattress has a 300 pound weight limit. The mattress can be easy moved since it is lightweight and comes with its own carry bag.