Product details Waterproof💧💧💧 Stainless steel 18k gold Hypoallergenic Nickel free Size: small 15" + 3" extender. Large 18" + 3" extender. Closure: lobster clasp Designer note a classic makes a comeback with the braided necklace. No matter how you choose to wear it, this piece is always ready to impress. Style tip: pair it with the its matching bracelet and sealed with love initial for a layered look.