PRODUCT DETAILS Water Resistant💧 Brass 18K Gold with Cubic Zirconia Crystals Gold Filled Chain Hypoallergenic Nickel Free SIZE: 15" + 3" Extender, Pendant 0.2" x 0.2"mm. Closure: Lobster Clasp DESIGNER NOTE: The Shiny Initial is bound to be your new fave. This dainty necklace adds personality and sparkle to any look! STYLE TIP: Wear our Shiny Initial with the Snake + Paperclip necklace for a layered neck party.