Flitz Metal Polish Cleans, polishes, and protects. Acid-free, non-toxic, non-abrasive paste rubs on and wipes off. Protects up to 6 months. Concentrated so a little goes a long way. Use on gold, silver, brass, platinum, chrome, copper and marble. Safe for heavy plated work. Supplied in individual 50g tubes or a case of 20 individual tubes.