Product Description Pieces: 1-pieceMaterial: Alloy, Gold-plated, ZirconCare instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time.ImportedProduct measurements:Chain length: 16 inPendant: 0.75 inEarrings: 0.75 in