Flash Furniture, BT-661-BK-GG, Ergonomic Executive Swivel Office Chair, 39" to 46-1/2" adjustable height, 250 lb. weight capacity, high back design, waterfall seat, fabric upholstery, built-in lumbar support, double paddle control mechanism, back height adjustment, 2-to-1 Synchro tilt adjustment, height adjustable padded arms, CA117 fire retardant foam, heavy duty black nylon base, dual wheel casters, black (assembly required) (in stock items usually ship within 24 hours)