Upgrade your piercing jewelry with this Set of 10 ASTM F-136 Implant Grade Titanium Replacement Balls. Made from implant grade titanium, known for its exceptional strength, biocompatibility, and corrosion resistance, these replacement balls are perfect for threadless jewelry. Whether you're updating your current pieces or need spares, these high-quality balls are designed to fit a variety of piercings, ensuring a secure and comfortable fit every time.