Gentle Formula – Weiman Jewelry Cleaner contains a mixture of surfactants, ammonia and ch-elating agent to remove dirt and restore shine without harming your jewelryEffective Tarnish Remover - This product uses the finest ingredients to quickly remove gunk, tarnish, soap residue, goo and grime from your jewelry, rings and precious stonesEasy to Use - Almost everything you need is included with this product, the tray and liquid to clean your jewelry is built-in; all you need is a clean, soft cloth to buff to a shineProfessional Clean - In a matter of minutes your jewelry will look like it was cleaned by a professionalShould not be used on coral, ivory, amber, malachite, pearls, opals, jade or turquoise