The fortified construction and soft comfort of the black 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 . 5 inch -thick black vinyl cushioning that will provide years of dependable use. Footrest ring is securely bonded to each leg with four spotwell contact points.