Septum Retainer 16g 316L Surgical Steel Retainer Septum Ring Jewelry Earring Cartilage Piercing Tragus Ring Helix Conch Nose Belly Nipple 316L Surgical Steel Septum Retainer. Mirror finished Implant Grade 316L Surgical Shaped Septum Retainer. Style: Earring Jewelry Septum Clicker Cartilage Piercing Tragus Ring Helix Conch Nose Belly Nipple Thickness : 16g Material : 316L Stainless Steel Sold as Individual