Magnum Shotcup for improved barrel protection, high shot weights and tighter patterns for long-range knock-down. Plated steel shot provides corrosion resistance. Drylok Super Steel Wad – two-pieces double seal wad system ensures maximum water resistance and provides a greater gas seal for faster consistent velocity. Lacquered Primer works with Drylok Super Steel wad system to ensure powder stays dry in the harshest conditions. 25 rounds per box, 10 boxes per case.