Rear-opening FLITECONTROL FLEX wad provides the tightest patterns possible through both ported and standard chokes; Payload of 40 percent FLITESTOPPER steel pellets and 60 percent Premium steel for dense patterns and larger wound channels; High-performance primer and clean-burning, temperature-stable propellant drastically reduce residue; Plated head inhibits corrosion; Sealed crimp defeats moisture in extreme conditions