Solve is the single seating solution that helps a variety of users achieve optimal comfort. This mid-back task chair looks brilliant with a Designer White frame & feels even better with its advanced synchro-tilt recline control. Synchronized seat & back provide proper balance, alignment & lumbar support, & can be adjusted with a single lever. Mid-back task chair features a responsive, four-way stretch mesh back to provide all-day comfort & support. Arms adjust from 7-4/11" to 11-4/11" in height & 17-3/8" to 20-1/8" in width. Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, dual-action synchro tilt, tilt tension & tilt lock. 26-1/2" diameter, five-star base is equipped with 2-4/11" dual-wheeled casters for easy chair movement. Seat is upholstered in black fabric & measures 19" deep x 19" deep. Mid-back is 18" wide, & the mesh color is Fog. Weight capacity is 300 lb.