This chair by Work Smart® features a contemporary design and robust construction. Ideal for bedrooms and home offices.• Contour Self Skinned Urethane Seat and Back with Built-in Lumbar Support• One Touch Pneumatic Seat Height Adjustment• Back Height Adjustment• Heavy Duty Nylon Base with Dual Wheel Carpet Casters Contour Self Skinned Urethane Seat and Back with Built-in Lumbar Support One Touch Pneumatic Seat Height Adjustment Back Height Adjustment Heavy Duty Nylon Base with Dual Wheel Carpet Casters Assembled Dimensions 18.5"W x 22.5"D x 37.5"H Easy to assemble Work Smart™ Ergonomic Office Chair - Black