BERRICLE Italian Rhodium Plated Sterling Silver Flat Curb Chain Necklace 3mm METAL: rhodium plated silver, stamped 925, high polished finish, nickel free. MEASUREMENTS: CHAIN: 22 inch in length, 3mm in width, lobster claw clasp Unisex. STYLE: This chain necklace will amplify your layering game with its sleek and chic sophistication. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting.