Flash Furniture, GO-WY-87-2-GG, Executive Swivel Office Chair, 37" to 41" adjustable height, 250 lb. weight capacity, mid-back design, mesh back, padded mesh upholstered waterfall seat, adjustable height lumbar support, tilt lock mechanism, tilt tension adjustment knob, padded height adjustable flip-up arms, CA117 fire retardant foam, heavy duty chrome base, dual wheel casters, black (assembly required) (in stock items usually ship within 24 hours)