This green lab made opalite cabochon is sure to add a pop of color to your piercing! Opalite gems are one of the hottest trends in the body modification world right now. A gorgeous 2.3mm green opal sits on top of a 7mm screw style post. The screw style helps keep the piercing in place without much movement. It is available with a 18G post and it is sold individually. This piece is made out of ASTM F136 Titanium and it great for anyone with metal sensitivities.