Body Candy Stainless Steel Barbell Blue Synthetic Opal Quintet Simple Septum Clicker 16 Gauge 5/16" Gauge size 16 gauge; 1.2 millimeters 316L stainless steel 5/16 inch; 8 millimeter barbell length 3/8 inch; 10 millimeter width septum jewelry 5/16 inch; 8 millimeter rise septum piercing Septum ring featuring blue synthetic opal accents