The Royal Blue Steel line of game loads from Rio delivers high velocities loaded with perfectly round steel shot to give you all the killing and takedown power you need. These shells were specifically designed for nontoxic waterfowl hunting applications guaranteed to perform in even the most adverse conditions. If you are looking for a reliable and high-quality game load specifically for waterfowl hunting look no further than the Royal Blue Steel line of game loads from Rio. These loads come in both 12-gauge and 20-gauge sizes capable of delivering impressive muzzle velocities of up to 1550 feet per second.