Haydels Duck Double Reed Mallard. These Duck Calls made by Haydels feature a fully adjustable floating wedge that allows you to personally tune it to your liking to get the perfect noise every time. The Haydels DR-85 Double Reed Mallard Game Call even covers the full chromatic scale letting you hit every pitch you desire. Grab the call that has won several "Meat Calling Contests" and trust the efficiency of this Haydels DR-85 Double Reed Duck Call. Specifications for Haydels DR85 Duck Double Reed Mallard: Manufacturer: Haydels Fabric/Material: Plastic Species: Duck Package Contents: Haydels DR85 Duck Double Reed Mallard The Haydels DR85 Duck Double Reed Mallard is a quality addition to the Haydels lineup. For more great deals on Duck Calls by Haydels please browse our Haydels Hunting Gear page. Haydels DR85 Duck Double Reed Mallard