Turn your favorite brooch or pin into a pendant necklace with this Horizontal Brooch Converter or Vertical Brooch Converter. Choose between gold-plated or silver-plated. Open the pin on the back of your favorite brooch. Slide the pin through the tube. Then just close the pin and thread your neckwire or chain through eye of converter! 1 inch high by 1/2 inch wide. The shaft (pin sticker) of your brooch should be 5/16" long when opened to accomodate this converter.