The durable construction and classic design of the heavy-duty square-seat stools are ideal for hands-on educational settings like art rooms, science labs, home economics or shop classrooms. Height-adjustable legs extend from 19" to 27" in 1-inch increments. These reliable stools feature a strong frame of 18-gauge steel tubing securely welded to the seat pan which is riveted in sixteen places to wide Masonite seats that will not warp, chip or crack as they provide years of dependable use. Footrests are securely bonded to each leg with four spotwell contact points. Features : - Material: Masonite wood, steel - Finish: Brown, gray - Features a square, contoured hardboard seat with 16 rivets - 0.88" O.D. 18-gauge steel tubing - Foot rings, 0.63" O.D. are welded to each leg by 4 contact points for added rigidity Specifications : - Product Dimensions : 19 - 26.5"H x 14 - 16"W x 14 - 16"D - Product Weight : 12.4 lbs - Weight Capacity : 300 lbs