Primos Hunting Goose Flute Game Calls. Primos Flex-End makes mastering the Canada Goose Flute easy. In the past reproducing the basic honk of the Canada goose took manipulating your hands to break the calls honk from a low tone to a high note. Now the Flex-End does it all for you and you can reproduce the Canadas lanGauge with ease. Specifications for Primos Hunting Goose Flute Game Call: Manufacturer: Primos Hunting Fabric/Material: Polycarb Species: Goose Features of Primos Hunting Goose Flute Game Call Perfect for the goose hunter unfamiliar with flute-styled calls Reproduces the loud tones of the great Canada goose Unique flex-end hose creates automatic back pressure making it the easiest flute to blow Patented Reed System allows you to take the call apart and reassemble with perfect retuning every time Package Contents: Primos Hunting Goose Flute Game Call Primos Hunting PS811: Goose Flute Game Calls