With sterling silver?? remember that tarnish is a natural process caused by oxidation?? but can easily be brought back to life with a non-abrasive silver polish or dip for matte finished areas</br>Jewelry storage is important as well?? so when you are not wearing your jewelry?? we recommend that you store it in an airtight and dry lined case or soft pouch</br>Made in United States</br></br>Amazon.com</br></br>The Mini Lightning Bolt is a fiery design that adds extra flavor and a unique ??oomph?? to spice up any look. Pair this distinctive piece with any of our Little Icons for a fun and fashionable look.</br><br/>http://www.amazon.com/gp/product/B0042JT40M