Details: High-back mesh chair features high-strength elastic nylon mesh upholstery with a checkerboard design. Two-way adjustable armrests offer padding for comfort. Seat and back angle can adjust independently with the multi-task control. Seat glide mechanism travels forward and back and then locks into position. Other functions include tilt tension and tilt lock. The 26" diameter, five-star base is made of aluminum with a black powder-coating and is equipped with 60mm casters for easy mobility. Weight capacity is 250 lb. Seat measures 19-7/10" wide x 21-3/10" deep. Back size is 20-7/10" wide x 24" high. Headrest is sold separately.