1>Stainless Steel Tongue Ring 2>Body Piercing Jewelry 3>Pyrex Glass Jewelry 4> ... Silicon,316L Stainless Steel,Titanium, Widely used for belly ring,tongue ring,eyebrow ring,labret.tongue barbell,ear expander,ear plug,flesh tunnel ... ,swirl plug etc. 7> Acryl bead diameter:3mm,4mm,5mm,6mm,8mm ... ,TNT,S.F and so on. Stainless Steel Tongue Ring