These glass labret retainers are perfect for hiding piercings and come in a range of sizes from 20G to 8G with a 1/2" (12mm) in length. They feature a clear borosilicate glass retainer with a flatback (2mm - 8mm) and comes with clear "O" rings to securely hold it in place. Perfect for lip, labret, medusa, monroe, and cartilage piercings. For healed piercings. Sold individually (1pc).