Hunters Specialties Whispering Cow Calls. The rubber silencer cap produces soft seductive cow calls while also creating the illusion that you are farther away - enabling you to pull that bull right into your lap It has a new adjustable notched frame for setting the desired sound without accidental movement. With a custom walnut-and-maple wood barrel with textured elk antler design the Whispering Cow Call looks as good as it sounds. Specifications for Hunters Specialties Whispering Cow Call: Manufacturer: Hunters Specialties Color: Natural w/Orange Mouth Piece Species: Elk Package Contents: Hunters Specialties 70168 Whispering Cow Call Elk Lanyard Hunters Specialties HS-WCC-70168: Whispering Cow Calls