Mattress Systems include a foldaway bed hanger bracket to keep pump off the floor and a easy access filter on the bottom of the pump. Comes with a heavy duty bubble style pad with head and foot tuck under flaps. The adjustability of the Elite allows this system to be used for heavier patients. Air-Pro™ meets California Technical Bulletin #117 for fire retardancy. #4430-Pump & HD pad w/Flaps #4830-H.D. Replacement Pads UNSPSC#42191810