Joveco Bentwood Button Tufted Adjustable Height Swivel Desk Chair Materials: PU leather,Plywood, Chromed steel Dimensions 20.1 * 23 * 32.3 - 37 in, seat height 18.9 - 21.7 in A Perfect Combination of the Relaxing Seat Design and Functionality 360 degree Swivel,Adjustable Height and Tilt, Full Metal Pedestal Base Light assembly required