In less than two minutes you can easily remove tarnish and oxidation to restore the shine and brilliance to all silver jewelry. ShineBrite will even remove Liver of Sulphur! Instantly bring out lost shine to sterling silver, fine silver, and silver plating. Simply place silver pieces into the included basket, let it soak for up to two minutes and then rinse with warm water. Dry and polish with a soft cloth. ShineBrite is made in the USA and is biodegradable. Does not have a bad smell or odor and comes in an 8 ounce container. Not recommended for use on soft stones (pearls, opals, etc.).