PRODUCT DETAILS Tarnish Resistant & Handmade. SIZE 16" 3" extender. MATERIAL 18K Gold-bonded over Brass with Cubic Zirconia Crystals. CLOSURE Lobster clasp. Hypoallergenic. DESIGNER NOTE: This exquisite cubic zirconia drop necklace is sure to be a wardrobe staple! The necklace features a delicate gold chain that is accented with small, triangle-shaped CZ stones. Pair it with the new Shiny Studs to complete the look!