18K Stainless Steel Tarnish-Free Layered Necklace. Multi spikes pendant with Heart charm layered Necklace, crafted from 18K stainless steel, this necklace is designed to be tarnish-free, ensuring it maintains its brilliant shine and impeccable condition over time. Hypoallergenic properties, making it suitable for individuals with sensitive skin or metal allergies. Product Details: length: 16", 14" ext: 2" ext clasp: Lobster Claw Metal finish: Stainless Steel 18K Gold product: Lead & Nickel Compliant anti-tarnish: Tarnish Free, Non-Tarnish Real Gold Dipped Necklace Stainless Steel Necklace Hypoallergenic Necklace Tarnish-Free Necklace Non-Tarnish Necklace Waterproof Necklace Water Resistant Necklace Sweatproof Jewelry Fade Resistant Necklace Anti-oxidation Lasting Shine