Bioflex Labret Style Push Pin Labret Nose Stud, Screw Monroe 3.5mm Star 18G 16G
Choosing a Labret Stud Style. Once all the way through the piercing, the smaller insert piece can be either pushed or screwed in, depending on what type of labret stud you have. 18G - 1.0mm. 16G - 1.2mm (Thickest).