Nose Ring Stud L-shape with Prong Setting Cubic Zirconia 20 Gauge. Measures: 20GA (0.8mm) , 1/4" (6mm) Length 2.5mm Jewel Size. These nose studs are simple and elegant for daily jewelry, comfortable to wear. Made of Surgical Steel . We are a U.S. based seller and all our products are shipped from the United States.