For those unfamiliar with wearing copper jewelry, copper always tarnished and always marks the skin to a certain extent. The amount depends on several factors, such as how acidic your skin is and how much you perspire. Thats the property of pure copper. However if you are concerned about the stains caused in your finger by this ring you can clean the ring to remove the tarnish and then paint it with clear nail polish or regular topcoat. We at recommend not to apply any polishing and wear it as is for ring to work properly for Healing purpose. You can always wash your finger with mild soap and warm water to get the stain off. Wear for protection in all directions and to bring love and spiritual harmony into your journey - Your Satisfaction is Guaranteed with EnerCoppeX Metal Tibetan Ring. Get yours Today. You'll love the look and feel of this piece"