Sturdy, all-purpose chair with firm back support; available in 4 seat heights and choice of black or chrome framesStacking 2-piece chairs are made of durable plastic. Optional chair dolly (part number RY800CD) holds chairs upright and doesn't tilt forward when stacked. Chair dolly measures 22 3/4" square and is available in black only. Chair frames available in 2 colors: -B black, -C chrome Seats and backs available in 4 colors: 02 blue, 18 red, 25 yellow, 135 natural To view choices, simply click on View Swatches located above. Once item is placed in cart, you will be prompted to specify your color choice.Black Frame Seat Height Chrome Frame Seat Height 390112-B 12" 390112-C 12" 390114-B 14" 390114-C 14" 390116-B 16" 390116-C 16" 390118-B 18" 390118-C 18"