Zink Calls PH-2 Polycarbonate Duck Call - Mossy Oak Shadowgrass Blades - Thought you were done with double reeds? Think again. The PH-2 Polycarb is a double reed for the hunters who like the sound of a single reed. It wrangles an impressive range of pure duck sounds without the "over blow squeak" single reeds often create. Use this bad boy for close-in calling or shy ducks. Double Reed Same Calling Abilities And Design As The Original PH-2 Great Introductory Option Made In The USA