High-back task chair features breathable mesh on back and seat for exceptional comfort. The mesh back, mesh seat and height-adjustable padded arms give this chair an upscale feel. Arms adjust in 9-1/4" to 12". High-density foam on seat front maximizes leg comfort. Controls on this chair are easy to reach and simple to understand, featuring only one lever and front-access tilt tension. Functions include pneumatic seat-height adjustment from 18" to 22" , 360-degree swivel, tilt and tilt lock. 27" diameter, five-star base is equipped with 2" dual-wheel hooded casters for easy movement. Weight capacity is 250 lb.