BERRICLE Italian Rhodium Plated Sterling Silver Popcorn Chain Necklace 1.5mm METAL: rhodium plated .925 sterling silver, stamped 925, high polished finish. MEASUREMENTS: CHAIN: 18 inch in length, 1.5mm in width, lobster claw clasp Unisex. STYLE: This chain necklace's simple versatility is perfect for hanging all your favorite charms. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting