Mosaic Roho Cushion 20 x18 w Standard Cover Endoscopy Seat Width 12 Seat Depth MSHQ MENM375 Seat Width 12 Seat Depth 12 Back Height14 Seat Height Front 18 Seat Height Back 17 Overall Open Width 18 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) * 500 lb 20 x 18 * Designed to provide a comfortable functional and stable sitting environment * 3 poly vinyl interconnected air cells are easy to setup inflate and adjust * Easy to handle and transport: weighs only 1 lb * Includes pump and patch repair kit * Includes a reusable washable cover * 12 month limited manufacturers warranty *