Body jewelry straight barbell titanium tongue rings. Titanium jewelry is lightweight (around 60% the weight of stainless steel given the same volume), it is highly corrosion resistant and less likely to react with body fluids. It is not magnetic, it can be anodized to create a layer of colored oxide on the surface. Common colors are yellow, blue, purple, green, and rainbow. Titanium can be sterilized in an autoclave.