YH-9600 hall & theater chair Shell: Be shaped by PP Armrest: Be shaped by PE. Leg: Die-cut by quality cold-rolled steel plate. Additional functions: Written tablet, fire-retardant, folded armrest, movable legs and so on. Featuring: By means of a 3-in-1 technique utilizing Italian injection molding technology, fabric, metallic body, and high elastic PU sponge are all tightly integrated together. Usage: Theater, hall, cinema.