Driven by pattern density technology, hevi-metal longer range is all about more pellets on target at longer range.It features a 30% layer of bismuth which is one shot size smaller than the 70% steel.This ensures both layers have equal downrange performance.Application: HuntingGauge: 12 GaugeLength: 3.50"Ounces: 1 1/2 ozShot Size: BBBMuzzle Velocity: 1500 fpsRounds Per Box: 25Boxes Per Case: 10Hazair: Yes