The Hornady Superformance line of shotgun slugs are the perfect way to supercharge your favorite rifled-barrel shotgun. These slugs come in both 12-gauge and 20-gauge sizes, designed with an impressive array of features to deliver deep penetration and unmatched accuracy. The Hornady Superformance line of shotgun slugs feature the MonoFlex, a solid copper alloy projectile at the center of every slug, topped with Hornady's innovative FlexTip point that delivers uniform expansion upon impact, even at the low velocity of long-range shots. Simply put, these slugs offer unparalleled penetration, accuracy, and weight retention.