Onnea Retro Bronzed Peacock Feather Layered Necklace ONNEA: My ally in fashion. Hit the scene in changed-up fashion with this mix and match necklace Chain length:20"+2"extender 3 Layered Bronzed Metal Necklace Material: Metal, nonmetal, surface coating testing method with reference to CPSC, and analyzed by AAS.