Butterfly charm hangs from a necklace chain. Charm has CZ stones on the center of the wings. The charm is 16mm x 20mm in size. 16.5" chain with 2" extender, lobster claw closure. 14k yellow gold over sterling silver. Lead and nickel-free (zinc is used in place of nickel). Made in the US by Rebecca Accessories, located in Asheville, North Carolina.