Jovivi 12G 14G 16G 316L Surgical Steel U-Shaped Septum Retainer with Flared Ends, 2pcs Brand New, High Quality 316L Surgical Grade Steel Septum Retainer Gauge: 16 gauge (1.2 mm).Wide: 1/2" (12mm). Height:12mm 5/16" (8mm) Inner Diameter. The retainer is flipped up into the nostrils into the septum piercing. Qty: 2 pieces. Comes with a beautiful Gift Bag