Dual steel utilizes the combination of 2 overlapping layers of pellets of different sizes, providing an optimal solution in terms of performance.This layout of steel and plated steel allows us to obtain consistent shot patterns and deliver effectiveness, even at long distances.The green core wad is specially designed to protect the barrel and guarantee optimal performance in varying climatic conditions.Gauge: 12 GaugeLength: 3"Ounces: 1 1/8 ozShot Size: 2/3Muzzle Velocity: 1425 fpsRounds Per Box: 10Boxes Per Case: 10Hazair: YesAmmunition cannot be shipped to a P.O. Box, please use a physical address during checkout. For restricted state buyers (CT, IL, NJ), please email a copy of your state's credentials, and a photo ID along your order number to ffl@firearmsdepot.com within 5 business days to avoid cancellation and refunding your order. For California, Massachusetts and New York buyers, please have your dealer email us a copy of their FFL or Ammo Vendor License along with your order number to ffl@firearmsdepot.com within 5 business days to avoid cancellation and refunding your order. Your order will not ship without us receiving this information. Thank you for your cooperation