Light-duty task chair features a padded seat and back for full comfort. Functions include pneumatic seat-height adjustment, seat depth adjustment and 360-degree swivel. Five-star base has 2" hooded dual-wheel casters. Seat size is 17-3/4" wide x 16-1/2" deep x 17" to 21-1/2" high from the floor. Back measures 22" x 18". Arms are sold separately. Chair is available in black frame only.