A Blonde and Her BagTarnish Tabs For JewelryTarnish tabs protect your jewelry from pollutants in the air such as sulfides. They can be used with gold, silver, nickel, vermeil, and many others. Tarnish Tabs - (Quantity 7 included)Size - 1"x1"The Perfectly safe and economical way to protect silver, gold, and other metals from tarnishing during shipping, and storage, without scratching.Will not harm any metals or gemstones (not even opals, emeralds, or pearls).Insert into jewelry boxes, pouches, or zip-lock bags (zip lock is recommended for maximum effectiveness or dark jewelry box with lid)