Upholstered in Black LeatherPlus. Back angle lock allows the back to lock throughout the angle range for perfect back support. Seat tilt lock allows the seat to lock throughout the tilt range. Pneumatic gas lift seat height adjustment. Nylon base. Hooded double wheel casters. 20 diameter chrome foot ring. Features: Upholstered in Black LeatherPlus Back Height: 18.5″ H Back angle lock perfect back support Back Width: 17.5 W Seat tilt lock Pneumatic gas lift seat height Nylon base Hooded double wheel casters Specifications: Product Dimensions: 48 H x 27 W x 35.5 D Seat Depth: 17.5″ D Seat Width: 19.5″ W Seat Height: 26″- 29.5″H