his necklace features a sleek, simple loop chain design that is perfect for accenting casual looks or layering with other styles. The delicate 1.5mm width of this chain makes it a great go-to for adding your favorite charms or pendants. What's Included: 10 x 16" Loop Chain Necklaces • Waterproof, Non-tarnish, Hypoallergenic • Polished 18K Gold PVD 316L Stainless Steel We use the process of PVD Coating our 18K Gold jewelry over 316L surgical grade stainless steel for a non-tarnish, hypoallergenic, polished finish that will hold up best to everyday wear and will never turn your customer's skin green. Approx. Width: 1.5mm Approx. Length: 16"