The Buck Gardner Diver Duck Call is built specifically for hunting ring-neck, bluebill, canvasback, redhead, and bufflehead ducks. It&';s easy to learn and operate to provide another tool in your arsenal for chasing diving ducks. The Diver Call is made of near-indestructible polycarbonate to stand up to a harsh life on bay boats and around salt water. Buck Gardner Diver Duck Call offers: Great for hunting Ring-Neck, Bluebill, Canvasback, Redhead, and Bufflehead ducks Polycarbonate .P65Warnings.ca.gov *colors may vary*