Smackdown SST Muzzleloader Bullet with Polymer Tip: Proprietary yellow spire point polymer tipTapered copper jacket interlocked with lead core for controlled expansionThe Super Shocked Tip (SST) Bullet was designed specifically by Hornady to perform under muzzleloading velocities, EZ Load 3 petal sabot provides a superior gas seal and prevents petal overlap when sabot engages bore rifling resulting in easy loadability.