Safe for use on silver, gold, copper, nickel, bronze, brass. contains no acid .won’t give your coins that “dipped” appearance. Removes surface tarnish & contaminants. Allows the original beauty of the surface to be as the day the coin left the mint. designed to be used on proof or mint coins, but does a great job on slightly used or “AU” coins.. 16 ounces

This product cannot be shipped internationally.