This is a unique double jeweled high polish titanium belly button ring made from pure TITANIUM 6ALV-ELI (Grade 23) IMPLANT GRADE. Jewel colors available in red, pink, blue, opal, black, or clear. This belly ring is 14 gauge and measures 11mm-7/16 inches. The top bead size is 5mm and the bottom is 8mm. Titanium navel rings are lightweight, corrosion resistant, and less likely to react with bodily fluids! For extra safety your titanium body jewelry can be sterilized in an autoclave.