Layered double-row choker necklace features silver-toned metal twisted chain and gold-toned metal chain, with large oval links. Lobster clasp closure, with 2. 25 inch/6 cm chain extender. Approximately 12. 5 inches/32 cm. Avoid exposure to water, lotion, perfume, hairspray and other harsh chemicals. Do not shower with costume jewelry. To clean, wipe with damp cloth and dry thoroughly. Intended for ages 15+. Wipe clean. zirconia 1% metal alloy (zinc/aluminum/copper) 10% metal (steel) 89%