Flash Furniture BL-X-5H-GG ChairExecutive Swivel Office Chair, 47 1 2" to 52 1 2" adjustable height, 250 lb. weight capacity, high back design, adjustable headrest, ventilated mesh back, padded mesh upholstered waterfall seat, built in lumbar support, tilt lock mechanism, tilt tension adjustment knob, padded flip up arms, CA117 fire retardant foam, heavy duty black nylon base with chrome plated accents, dual wheel casters, black (assembly required) (in stock items usually ship