Drive Medical, Bed Mattress System Med-Aire Assure Low-Air-Loss / Alternating Pressure 80 X 35.5 X 8 Inch, Count of 1Product Description This combination therapy mattress system provides both alternating pressure and low air loss to optimize pressure redistribution and manage skin maceration Designed to prevent, treat and manage pressure ulcers in the home or long term care setting The Med Aire Assure 14530 incorporates a system of (18) 5 inch individual bladders over a 3 inch foam base The removable cover is quilted for comfort, low shear, anti microbial, water