... Diameter:according to customer's requirements Finishing: plating and painting iron curtain ring,iron curtain loop 1. rod:single and double;extensible material ... :iron,resin,acrylic diameter:12mm,14mm,16mm,19mm,22mm,25mm,28mm, ... and polybag Outer packing:carton 6 sets per carton curtain ring,iron curtain loop,iron curtain accessories