Bridgerton Feather Earrings These earrings stand the test of time and exude elegance. A simple silver feather makes up the post earrings with five complementary clear cubic zirconia crystals to add subtle sparkle. The earrings are secure with a hypoallergenic post wire. Materials: Rhodium over a brass base. Cubic zirconia stones. Hypoallegenic stainless steel post backs. Dimensions: Width 0.36" Height 0.7" Montana Armor protective finish to prevent tarnish. All Montana Silversmiths jewellery and accessories have a lifetime limited warranty on manufacturing defects when accompanied by a receipt. See our warranty policy for details