Zink Calls Nightmare On Stage Polycarbonate Goose Call - LEMON DROP -Molded after their original custom acrylic namesakes, polycarbonate calls integrate the premium quality and natural sounds you've come to expect from Zink - but with the hunter's budget in mind. All polycarbonate calls come equipped with an easy-blow sound system, so even novice callers can produce undeniably realistic sounds. | Zink Nightmare on Stage Goose Call