Bed Wedge Blue 24 x25 x12 Alex Orthopedic Rollator Parts Accessories Heavy duty vinyl with Permablok 3(R) Hip Kits Heavy duty vinyl with Permablok 3(R) bacterial protection * 1´ Firm density foam tops * Radiused seamless corners on upholstered components * Top sections have welded steel support frames * Pivoting joints house hardened steel shoulder bolts with locking nuts to ensure years of trouble free operation * Footswitch control * Power assisted caster system (unless noted otherwise) * 110 volts 60Hz motor (220 volts 50 Hz available on special order) * 400 lb SpO2 and pulse rate can be shown correctly when pulse filling ratio is 0 Doctor recommended for relief of hiatal hernia Also used to elevate the feet for relief of swelling