silver and gold lock necklace layer padlock necklace waterproof water resistant, gold padlock, gold lock chain necklace, necklace with lock ⭑ Cute and trendy 18K gold plated padlock charm pendant attached to a silver stainless steel box chain necklace. ⭑ Great for everyday outfits! Wear it by itself or layered with more necklaces from the collection. ⭑ Measures: Adjustable up to 16" inches long + 2" inches extension. Charm is 18x11mm aprox. ⭑ Hypoallergenic / Lead & Nickel Free.