If your floating duck decoys are looking too static, the Hard Core Mallard Decoys and Jerk Cord Combo Kit will add some life to your spread. Designed with a realistic-looking scheme. The WhaleTail keel system creates lifelike motion on the surface of the water. These decoys are also enhanced with a snap back jerk string for additional natural movement. Includes one active mallard drake, one resting mallard drake, and two surface feeder mallard hens for a total of four decoys.