Federal Speed Shok Waterfowl Steel is built for exceptional performance at a value price. Speed-Shok features uniformly round pellets for tighter shot patterns with a high density plastic wad. The high output primers are designed to ensure consistent ballistics and rock solid reliability in cold and wet conditions.Features:Improved loads;Fast-burning, clean propellant leaves drastically less residue in the barrel and action;High-performance primer for the most complete, consistent ignition possible;Optimized velocities