Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Task ChairUpholstered in black crepe fabric 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 Loop arms Features Collection Name N A Color Finish Family Black Manufacturer Color Finish Black Back Material Upholstered Seat Material Upholstered Frame Material Metal Wood Species