Gold bails are a bright and shiny way to set off your latest creation. Just use a small drop of epoxy or other glass adhesive to fix decorative glass to the bail. Bails measure 10mm x 25mm (about 3/8" x 1"). 25 bails per pack. Necklace by Delphi Artist Melanie Churchill. Finishing your Glass Cabochons is as Easy as 1, 2, 3 1. Apply bails with glue, like Triolyse #77201. 2. Hold bail to jewelry to secure adhesive. 3. Proudly wear custom glass art jewelry.