PREVENT BEDSORES AND ULCERS Alleviates painful pressure on patients who have limited mobility or are bedridden    19 ALTERNATING AIR CHAMBERS  Continually redistributing the weight, the air chambers inflate and deflate alternatively    VARIABLE PRESSURE SETTINGS  Adjust the amount of air pressure for personal comfort and support or select the static or seated setting as necessary    ULTRA QUIET COMPRESSOR  Easy to set up, the digital compressor pump is exceptionally quiet to provide a restful atmosphere    REMOVABLE WATERPROOF COVER  Constructed with a durable, latex-free vinyl, the waterproof alternating mattress is easy to clean    8” TWIN XL MATTRESS  Supporting up to 350 pounds, the mattress is engineered for even support and breathable comfort