✦ Sold as Single ✦ Bend pin slightly before inserting for a secure fit (see photo for instruction) [SPECS] Material: Implant-Grade Titanium (ASTM F-136) Stone: Synthetic Opal (White), Prong Setting Opal Size: 2mm, 3mm, 4mm Bar Lengths: 6mm, 8mm Bar Thickness: 16G (1.2mm), 18G (1.0mm), 20G (0.8mm) Labret Flatback Width: 2.5mm Threadless Push-In System Gauge Guide: 16G — helix, tragus, conch, daith, cartilage 18G — earlobe, cartilage, nostril 20G — earlobe, nostril White opal lifted in a prong setting for full rainbow flash. The most versatile opal color — pastel pink, blue, and green shimmer shifts with every movement. Prong setting gives the stone room to breathe and catch light from all sides. Complete stud with threadless labret bar included. Why you'll love it: Implant-grade titanium — biocompatible and safe for healing piercings Prong setting maximizes the opal's iridescent rainbow flash Flat back sits flush for all-day and overnight comfort Push-in threadless system — easy jewelry changes More opal colors: Blue | Purple Also available in: Gold Prefer a bezel setting? See our white opal bezel stud — smooth and snag-free. Just need the top? See our opal prong threadless top.