Primos Hunting 828 Goose Call, Shaved Reed Snow Tremendous volume with little air required Missile-shaped Reed Shaved from 9/1000to 14/1000thick Easily reproduces multiple sounds of snow geese to sound like a whole flock Tremendous volume with little air required Missile-shaped reed shaved from 9/1000-Inch to 14/1000-Inch thick Easily reproduces multiple sounds of snow geese to sound like a whole flock