3M Silver Protector Strips

MORE INFOApplication:3M Anti-Tarnish Strips last from several weeks to up to six months depending on the frequency and exposure to air. They last even up to one year when in a sealed environment, keeping jewelry and flatware bright and tarnish-free.Materials:Paper strips prevent oxidation by absorbing hydrogen sulfides from the air. Keep unused strips in sealed bad. Strips are imprinted “3M Anit-Tarnish Strips.”