Breathable mesh back with adjustable lumbar support, Thick padded contour mesh seat, Height-adjustable arms with soft pu pads, Heavy duty gunmetal finish sled base, Greenguard indoor air quality certified, Seat Size: 20W x 19, 5D x 3T, Back Size: 22, 5W x 24, 5H, Max Overall Size: 27, 25W x 25, 5D x 41H, Arms Max Inside: 19, Arms to Floor Min: 25, 75, Arms to Seat Min: 6, Seat Height: 19, SKU: AVES1128