Ediors&reg; Contemporary Chrome Air Lift Adjustable Swivel Stools with ABS Seat, Set of 2 (Black) Materials: ABS Seat,Stainless Chromed Metal Stand and Base Features an adjustable pneumatic, gas-lift mechanism, Seat height raises from 24" to 32", Chrome metal cylinder and base; Specs: Overall: 15.4*15.4*26.4~34.6(L*W*H); Height of seat:23~31.5"; Height of Seat Back:5.5" Light Assembly required; Very Easy to clean A Wonderful Pair of Chairs that Creats a Modern Ambiance for your Outdoor or Indoor Bar Area