When you need just a bit more length out of your favorite necklace to match a neckline, simply add the Magnetic Chain Extender. Also great for those who have difficulty clasping or unclasping jewelry; simply pull apart the magnets to remove the necklace or move the magnets toward each other to connect. Available in silver and gold. Made from premium metal alloys. 4-3/4" overall length Lobster claw clasp Nickel, lead, and cadmium free 1-year manufacturer's warranty