These roller-ball curtain rings come in sets of 12 and are available in either lacquered brass or chrome. Use one set for a small single curtain; a set of 24 for 2 curtains (2 curtains work well for the 45'' x 25'' shower enclosures) and 36 rings for the extended enclosures which take the GB0984 shower curtain. If you have any questions or concerns please feel free to contact us toll free. Enjoy free shipping on all our vintage tub curtain rings.