This standard all-steel folding chair features a 19-gauge 7/8" round tubular frame with 2 1/2" frame strengthener on each side of the seat; two 19-gauge, 5/8" U-shaped, double-riveted cross braces. Seat with 15 /34" w x 16 " d with a waterfall front for added comfort. The back features a single contour with curled safety edges and is electromagnetically welded to the frame. Color-coordinate V-Tip plugs provide added stability. 5 year manufacturers warranty. Sold in carton quantities only (4 chairs per carton).