Stool with footring is designed for use at workbench-height and counter-height applications. Adjusts to 22" to 32" in height with a pneumatic lift. Large 13-1/2" round molded seat is made of polyurethane. Stool holds 250 lb. Functions include 360-degree swivel and pneumatic seat-height adjustment. 25" welded steel five-star base has an 18" adjustable footring and 2" dual wheel hard floor casters.