Zink Calls Custom Hunter ATM Mallard Duck Call - The Zink Custom Hunter ATM Polycarb Double Reed Duck Call is molded after their original custom acrylic namesakes, with the quality and sound you’ve come to expect from Zink Calls, but with the hunter’s budget in mind. All calls are equipped with the “easy blow” sound system to allow even the novice caller to produce quality sound. Double reed polycarbonate duck call Z-Cut no-Stick tone channel for better range of tones without reed lock Wood barrel allows for natural acoustic sound of a mallard Improved bottom-end feed chuckle