Our comfortable 1300 Series premium upholstered folding chair is made with the combination of durable vinyl wrapped over 1.25" of soft foam on our most popular frame. This institutional-grade chair features our unique full-size double-contoured backrest, upholstered and firmly secured to the frame with six rivets. The powder-coated steel frame made from heavy-duty 18-gauge round tubing and three U-shaped double-riveted cross-bracesone in front and two in the backto securely support the double-hinged legs. Color-coordinated V-tip stability plugs provide added reinforcement at the frame's junction and matching replaceable glides prevent floor damage.