Layer this necklace or wear it on its own. Either way it's a win-win. Material - recycled glass. Finish - silver plated. Closure - lobster claw. Pendant drop - 1". Length - 18" - 20" adjustable. Silver items have a protective lacquer finish to help prevent oxidation. To care for the silver items, simply wipe down your pieces with a dry, 100% cotton cloth- no water or silver cleaner. Color: white