All of our items are Brand New!! Metal: 16g 316L Surgical Stainless Steel Gemstone Type: 2,2.5,3,3.5,4mm Cubic Zirconia Special Finish: High Polish Size / Style: Internally threaded 16G (6mm length) Product ID: N727z These are very high quality internally threaded earrings. The cubic zirconia stones are prong set and very clear. These ring a versatile and can be used for a number of piercings such as Helix, Cartilage, Tragus, Labret Lobe and more.