The durable construction and classic design of the black 6200 Series heavy-duty stools are ideal for hands-on educational settings like art rooms, science labs, home economics or shop classrooms. Height-adjustable legs extend from 30.5 inches to 38.5 inches in 1-inch increments. These reliable stools feature a sturdy frame of 18-gauge steel tubing securely welded to a 14 inch diameter seat pan. Riveted to the pan are firm, round Masonite seats that will not warp, chip or crack as they provide years of dependable use. Footrest rings are securely bonded to each leg with four spotwell contact points.