Remington HyperSonic Steel 12 Gauge 3-1/2in #2 1-3/8oz Waterfowl Shotshells - 25 Rounds - The 1700 FPS HyperSonic Steel from Remington is the world's fastest, hardest hitting steel. With unprecedented velocity and the highest downrange pattern energies ever achieved, new Remington HyperSonic Steel takes lethality to levels. Hypersonic ammunition shortens your lead by up to 11 percent. Additionally, hotter primer ignites a small powder charge in the chamber, moving the entire payload forward slightly to control pressure. Box Includes 25 Shotshells Velocity Of 1700 FPS