Transform your earring style with the Butterfly extensions! Use Butterfly extensions with hoops, studs, or any post earring style to create an unlimited number of creative style earrings - just replace these dangles for the backings on any post earring and they dangle from behind. So elegant with larger hoops! These extensions are made with lengths of chain with a bar end drop. Bars are 10mm long. Solid 14k gold, 2.55 grams. The longest dangle is approximately 75mm, or 3 inches. Beautifully packaged in a gift box, and includes our 2-part cleaning cloth FREE to keep your jewelry sparkling clean!