To convert this chair to a 24 Hour Chair, select a {24 Hour Fabric} and select the {Add Heavy Duty 24 Hour} option. Use Mechanical Control Functions - M
More @Work Chair Info
Width: 28" - Depth: 26" - Height: 37" - Seat Width: 22" - Seat Depth: 19.5" - Seat Height Range: 15.5 to 20".