@jessyfys: Waterproof & Non-Tarnish: Designed for worry-free wear, so it won't fade, tarnish, or lose its color. Hypoallergenic: Made with skin-friendly materials, safe and comfortable for sensitive skin. Product Details: Design: Elegant flower open ring. Material: High-quality 304 Stainless Steel. Plating: 18K Real Gold Plated with PVD coating (0.03µm thickness) for long-lasting shine and durability.