NPS® 6400 Series Fixed Height Heavy Duty Vinyl Padded Steel Stool, Backless, Supports 500 lb, 18" Seat Height, Black Seat/Base (NPS641810) EachThe fortified construction and soft comfort of the 6400 Series heavy duty padded stools are ideal for hands on educational settings like art rooms, science labs, home economics or shop classrooms. This reliable stool features a strong frame of 18 gauge steel tubing securely welded to a 14 inch diameter seat pan. Riveted through the steel pan are 0. 5 inch thick vinyl cushioning that will provide years of dependable use. Footrest ring is securely