The Versaflo3 has been designed to combine high pressure care needs and comfort. Using a three layer technology configured to create a comfortable sleep support surface while providing high pressure relief. Key Features ActiveX Comfort Layer: top layer, primary comfort layer to increase comfort disperse pressure and retain body heat. Adjustable Air Cylinders: mattress core, alternate air pressure to adjust surface pressure points. XP Support: mattress foundation bottom layer, prevents bottom out and reduces over immersion while enabling the mattress to profile. Alternating Air with difference. Specifications VERSAFLO 3 MATTRESS SYSTEM – AIR PUMP Circulation Intervals: 5min, 10min, 15min, 20min, static Air Capacity: 1.5~8L Air Pressure: 300-1200H²0 User Weight: 20~140kg VERSAFLO 3 MATTRESS SYSTEM – MATTRESS Material: Polyurethane, TPU + Fabric Cover: Waterproof Air Pressure: Level 4~5 Safe Working Load: 150kg