The size that can produce rod of iron art telescopic window shade: 70-120cm (28\"-48\"), 120-210cm (48\"-84\"), 160-300cm (66\"-120\"), 210-400cm (84\"-156\") or non-standard size. The color that iron art telescoping curtain can produce: spray: black, white, white brushs gold, black brushs gold, black brushs red copper, black brushs silver, silver-ash, wait, electroplating: qing gu tong, red gu tong, wiredrawing nickel, black ni, imitate gold, sha ding ni to wait