• Choose from 3 gem sizes: 2 mm, 2.5 mm or 3 mm • These Labret Posts have a special enamel coating on the back to rest smooth on the gum line for oral piercings • Made of 316 Surgical Steel - Highest Quality • Perfect for initial piercings. Back coating can vary in color .- 16ga 1/4- Flesh Color Backing -16ga 5/16- Pink Color Backing -16ga 3/8- Yellow