Crafted from ASTM F136 implant-grade titanium, rigorously tested for professional body piercing, ensuring maximum safety and user-friendly application. HEART IMPLANT GRADE TITANIUM THREADLESS PUSH IN LABRET. Material: Ti 6Al-4V ELI ASTM F136. Thickness: 18GA (1.0MM) Length: 5/16" (8MM). Ships in 1-3 business days