Material: stainless steel Finish: 18k gold plated Lobster claw clasp closure Length 12 3/4 + 2 1/4 inch extender Non tarnish Water, sweat, soap, hand sanitizer, lotion, perfume PROOF Ethically sourced NOTE: Please wipe down jewelry with a polishing cloth after every wear for a longer lasting effect. SWIM, SWEAT, SLEEP in our jewels. Our jewelry does not tarnish, is water resistant, and sweat proof. No more green skin with our jewels. Get your jewelry wet. Gym in our jewels. Live a lifted life in our lifted jewels because our jewels can handle your lifestyle.