Our jewelry cleaner (30ml set) contains surfactants， polishes and phenoxyethanol. It can quickly clean， decontaminate， whiten and color your jewelry， remove stains from jewelry， making your jewelry shine and remain as good as new for a long time. With high-quality and effective decontamination， it can effectively decompose dirt factors and restore luster. Its usage method is very simple: 1. Aim at the decoration and press the spray more than 20 centimeters above the decoration to be wiped. 2. Use the brush of this product to wipe back and forth on the surface of the required accessories until the surface is smooth. 3. Wipe with a dry towel to complete. It doesn't hurt your hands or jewelry. Add a long-lasting antioxidant protective film to the surface of your silver jewelry to keep it lustrous for a long time.