Lace Inspired Gold Tone Ornate Septum Clicker Ring 16 GA Thickness : 16GA / 1.2mm Bar Length : 1/4" 6mm Clicker Diameter : Inside: W:9.76mm, H:8.3mm Clicker Diameter :Whole: W:13.6mm, H:14.4mm Material : 316L Surgical Steel(clicker bar) and Brass (body of clicker)