Hevi-shot's hevi-hammer leads to tighter patterns more knockdown power, and flat-out increases your chance of success in the field.It features 15% high-density bismuth, layered over 85% steel pellets.The bismuth layer is the same shot size as the steel.That small but mighty leading edge of bismuth packs nearly 50% more knockdown power than the steel layer at 40 yards.Application: HuntingGauge: 20 GaugeLength: 3"Ounces: 1 ozShot Size: 2Muzzle Velocity: 1350 fpsRounds Per Box: 25Boxes Per Case: 10Hazair: Yes