Clinton Hill Round Back Uph Desk Chair.Upholstered with 60% Polyester and 40% Cotton. Cleaning code: S.Gas lift height adjustment handle.Adjustable seat height from floor: 18 1/2" - 22 1/2".Adjustable arm height from floor: 25" - 29" and between arms: 19 1/4". Dimensions(inches): 42.75Hx24.75Dx25.75W