Titanium (ASTM F136) threadless “snap-together” faceted gem ends with a bezel setting. Great for nostril, earlobe, and ear cartilage piercings. Fits 18g, 16g, or 14g threadless posts/barbells. By Neometal. Sizing Guidelines: 4mm: earlobe, helix, conch piercings 5mm: larger healed earlobe, helix, or conch piercings These are just guidelines, your preferences may vary. We stock White CZ gems. Other gem colors are available for special order here. Sold individually. You'll need a compatible post for a complete piece: Titanium 18g flat-back with 2.5mm disk Titanium 18g flat-back with 4mm disk Titanium 16g flat-back with 4mm disk Titanium 14g flat-back with 4mm disk Titanium threadless barbell post w/ fixed ball, 18g Titanium threadless barbell post w/ fixed ball, 16g Titanium threadless industrial post, 18g Titanium threadless industrial post, 16g Titanium threadless barbell post, 14g