The Oversize Drafting Stool comes with extra-large seat and back cushions. It is upholstered in Black Caressoft. The stool has a pneumatic gas lift seat height adjustment, allowing for versatile adjustment of the seat height to suit your comfort and work environment. It is attached with a 20 inch diameter chrome footring for added leg and foot support. The large 27 inch black nylon base provides added stability to the chair. The hooded double wheel casters make it easy to move and shift directions. The height adjustable arms provide comfortable and versatile arm rests that can suit your personal preferences.