This Black PVD Captive Bead Ring is sold individually, but for a pair mark the QTY as 2. Constructed with black pvd on 316L stainless steel, it comesin size 16G. Theinner diameter is 5/16" (8mm) and the bead size is 3mm, featuring a syntheticblack opalite.Great option to add to your septum, cartilage or daith jewelry collection! For healed piercings.