Duck Commander has always had a simple PHILosophy in making duck calls. Simply put—to make a call that sounds exactly like a mallard hen. With over 40 years of experience, the trade has led Duck Commander to produce the Jase Robertson PRO Series. It has unmatched range to get loud while also being soft enough to make perfect cadences for finishing on the quietest of days. The Duck Commander Jase Robertson Pro Series Hi Ball Duck Call as a shortened poly barrel and reed combination requiring less air resulting in a great sounding call that is unexplainably easy to blow. Also, the poly call does not swell or shrink with the changing weather conditions of duck hunting. This call is great sounding and the most affordable call in the PRO Series lineup.