ShockWave .410 bore 2 1/2" shotshells are specifically engineered for today's waterfowl hunting, delivering exceptional performance in a compact package. Designed to perform like their 3" magnum counterparts, these shells boast an impressive velocity of 1325 FPS and contain a potent 1/2 ounce of Tungsten 18/gcc shot. The high-performance TSS ensures extended range capabilities, making every shot count, whether you're targeting ducks or geese. With ShockWave, you can trust that you are equipped with state-of-the-art technology that elevates your hunting experience to new heights.