BodyJ4You Septum Clicker Stainless Steel Cubic Zirconia Glamorous Black 16G (1.2mm) Five Crystals Ion Plated Surgical Steel Septum Clicker Bar Length: 6mm Inside: W:9.5mm, H:8.5mm Whole: W:13.6mm, H:13.9mm 16 Gauge (1.2mm), 3/8" (10mm) Surgical Stainless Steel Septum Septum clicker has a hinge that opens and clicks closed.