This star titanium threadless labret post is made of gold pvd on ASTM F136 titanium and has a convex star design as the disk. It comes in sizes 18G and 16G with either 1/4" (6mm), 9/32" (7mm), 5/16" (8mm), 11/32" (9mm) or 3/8" (10mm) lengths to choose from. The convex star disk size measures about 4mm. The post can be easily inserted and removed due to its threadless design. Sold individually, it offers a secure and comfortable fit.