3M Anti-Tarnish Strips 2"x7"

How to prevent tarnish:

These 2" x 7" 3M anti-tarnish strips are great for keeping the finish looking like new on any horn that will be stored. 3M anti-tarnish strips  are effective protection for silver, gold copper and brass. Protection from 3M anti-tarnish strips can last as long as six months in a closed area.  3M anti-tarnish strips have become extremely popular with musical instrument manufacturers. Using a 3M anti-tarnish strip in a cleaned rental return will ensure that it will shine up to six months later! 3M anti-tarnish strips are Available individually, or in packs of 5 or 10.