This intelligently designed chair is as comfortable as it is sharp with a contemporary appeal. Packed with features, it comes complete with height- and width-adjustable padded armrests, pneumatic height adjustment from 18" to 22", and a 24" diameter reinforced nylon base with hooded casters. The extra-thick seat cushion is 20"w x 19"d x 3" thick and has a tilt mechanism with spring-adjusted tension control. The seat also features a four-position locking depth control. The molded polypropylene back frame is 20" wide, rises 25" above the seat, and features a stretched mesh backing and three-position tilt lock. Black.