Swift Muzzleloader Bullets come in a convenient 10-pack so you always have them on hand when you need them. These bullets have been specially designed to deliver precise dimensional tolerances, which ensures improved accuracy in the field. With a proprietary blend of lubricant added to the polymer, these Swift Muzzleloader Bullets are easy to start and super tough. The rear core of each bullet is protected by a thick copper jacket, and the nose of each bullet has a large frontal area with six cuts to deliver fast expansion in a wide range of velocities.