Shields sensitive skin from metallic jewelry irritation and prevents skin discoloration. Brushing transparent Jewelry Shield? onto jewelry & metal accessories creates an invisible shield protecting sensitive & allergy prone skin. Excellent for use on: rings, earrings, bracelets, watches & eyeglasses. Jewelry Shield?s specially patented formula lasts much longer than any other product or remedy available. One application lasts three months?longer than competing products or even clear nail polish.