Get edgy with our Gold PVD Spike And Ball Stainless Steel Hinged Segment Ring. Sold individually, this 12G ring is made from gold pvd on 316L Stainless Steel and features a hinged segment for easy opening and closing. Great for healed piercings, the inner diameter sizes of 5/16" (8mm) and 3/8" (10mm) make it great for septum piercings.