Deadly Core-Lokt Copper. Dependable expansion proven weight retention and drop-dead accuracy. The performance you've come to know and expect from Core-Lokt now guaranteed with a lead-free bullet. Rigid construction from high-strength copper ensures Core-Lokt Copper's monometal bullet dispatches big game with true Deadly Mushroom performance. ACCURATE MONOMETAL BULLET - All-copper projectile made from high-strength copper like classic Core-Lokt's proven jacket CORE-LOKT PERFORMANCE - Precision hollow point for consistent deadly expansion and performance on-game across a wild range of velocities TRUSTED QUALITY COMPONENTS - Reliable brass propellants and precise loading techniques for consistency shot-after -shot LEAD-FREE PRIMER - Lead-free primer provides consistent ignition