Enhance your duck hunting experience with the Primos High Roller Duck Whistle. Crafted from durable green polycarbonate this mouth whistle is designed to produce authentic sounds of Greenwing Teal Mallards Pintails and Widgeons. The innovative built-in roller bar effortlessly creates the distinctive rolling fluttering whistle making it easier than ever to attract ducks. Whether you're targeting Mallard Drakes or Pintails this whistle is a must-have for any serious duck hunter. Enjoy the precision and reliability that comes without the need for electronics or batteries.