Sold individually 10mm Septum Ring / 10mm Hoop Earrings: 16 gauge (thickness: 1.2mm), inner diameter 10mm ( 25/64 inches ). Please check the inside diameter carefully according to the SIZE CHART OF THE HOOP NOSE RING. Select the most suitable size for yourself. Hypoallergenic Nose Rings Hoop: 316L Surgical Steel ( lead free, nickel free and cadmium free ).You needn't worry about allergies.Polished very well, comfortable to wear without sharp edge Perfect for Nose, Cartilage, Septum, Tragus, Rook, Lips, Belly Ring and Nipple Piercing. Very easy to open/close a click closure by hand. Not require a tool.Smooth surface, comfortable to wear without sharp edge. Match with suitable apparel for different occasion. Smooth Surface and easy to use Product Colors: Gold, Rose gold, Silver are available Perfect for all your piercings, septum, nose, conch, and cartilage. Available in 16 gauge 6mm,7mm,8mm, 9mm,10mm or 12mm inner diameter.