Hornady Crimplock® Encapsulated bullets are designed with a fully enclosed core, where the lead is entirely encased in a copper jacket to eliminate lead exposure and reduce fouling. This construction makes them preferred for indoor ranges or environments where minimizing airborne lead is crucial. Crimplock® Encapsulated bullets maintain precision and consistency, delivering excellent accuracy and reliable performance in various firearms. Crimplock® Encapsulated bullets provide FMJ performance while balancing airborne lead and environmental considerations.