A sweet-sounding duck call designed for calling versatility, the Field Proven Calls Single Shot Hybrid Duck Call helps you meet all your calling needs. A single reed call for hunters that don't like single reeds, this hybrid design helps callers crank out cadences as smooth as a double reed with the chatter expected from a single reed. Delivers a full tone that can easily get louder or softer as needed, with a larger bored mouth piece that gives users full control to create a variety of hen mallard sounds. Durable hand tuned polycarbonate call with a custom fired Hedge mouth piece.Manufacturer model #: 316. Versatile single reed duck call that meets all a hunter's needs Delivers sound smooth as a double reed with the chatter expected from a single reed Full tone that gets louder or softer easily Larger bored mouth piece for full control Durable hand tuned polycarbonate call Custom fired Hedge mouth piece