It consists of clean cubic zircornia on synthetic-carbon-seethrough-fiber. The spring ring and chain tag can be made of 14 karat gold, 18 karat gold, sterling silver 925 or brass. When it is worn, only clean zircornia stone(stones) is seen as if it is a magic, without lace or chain. So it is called "Nude" nacklace by common people. The zircornia stone makes the wearer look sexy and very charmingly feminine. Price is very reasonable.