TMS SET of (2) Bombo Style Bar Stools Modern Swivel Dinning Counter Chair Barstools Set of 2 Modern Design ABS Plastic Bar Stool Condition: Brand New Color: Black Base Diameter: 15inch Height Adjustment: 21 3/4inch to 30 1/4inch Seat Width: 17 1/4inch . 4 1/4 inch high back support.