This non-toxic formula of Cleaning Polish Powder is for use in all types of jewelry cleaning machines and is specially formulated for the cleaning & care of gold, silver, platinum, diamonds, ruby, sapphire, topaz, amethyst, garnet, peridot and other non-porous precious and semi-precious gem jewelry. It's new advanced hands free dirt and grime cleaning & polishing powder. Grab this item absolutely free at ShoppySanta.