Our jewelry cleaner contains deionized water, hydrogen peroxide. It can quickly decompose atomization and remove the dark yellow oxidation of oil. It is simple to use: 1. Shake well before use. 2. Spray the product evenly on the surface of the jewelry. 3. Let stand for 1 minute to remove impurities. 4. Rinse with water. And with quality assurance, mild and non-irritating, deep cleaning.