PRODUCT DETAILS Waterproof💧💧💧 Stainless Steel 18K Gold Hypoallergenic Nickel Free Size: 16" length 3" extender, 3mm width. Closure: Lobster Clasp DESIGNER NOTE: An instant bestseller, the Dainty Snake Necklace accentuates the collarbone to provide a classic and unique style to any look. Need a staple piece for your casual weekday vibes or an accent piece for your weekend fit? Looks like we have just what you're looking for. STYLE TIP: Use the extension chain and layer with more than one or pair with the Opal Moon Necklace for a fresh summer look. .