Niobium Cartilage Hoop Earrings

Niobium mini continuous hoop earrings. Personal #1 recommendation for switching out new piercings for the first time, and for body jewelry.Comes as a single or pair. •• Nickel free ••• The model is wearing 7mm 20 gauge continuous hoop earrings for the cartilage piercings, and 8mm & 9mm in the lobe piercings, in the first picture.• 20 gauge is comfortable for standard piercings.• • • To insert hoop, twist the ends away from each other, then twist the ends back together to form one continuous loop. Do not pull the hoop apart. There is no "latch" or locking mechanism, you simply twist/bend the hoop into position.•••••••••••••••••••••••••••••••••CHOOSE YOUR COLOR•••••••••••••••••••••••••••••••••Each hoop is one solid color.••Pink••Purple••Steel Blue••Teal••GreenNiobium is a "reactive" metal. Its natural color is a dark gray. To change the color of the niobium it is immersed in a water and sudsy solution, with an electric current. How long the metal stays in the water with the electrici