Fox 40 caul-cmg-fingergrip-whistle

The Fox 40 Caul® has a traditional harmonized trill tone and clear loud sound
The Cushioned Mouth Grip (CMG®) provides soft contact area and reduces impact on teeth
Compact pealess design for flawless performance
Flexible fingergrip fits various hand sizes and reduces transfer of impact energy to the hand
Elastomer material is warmer in cold arenas
Indestructible polycarbonate body
No moving parts to freeze, jam or deteriorate
Flawless, consistent and reliable
The harder you blow, the louder the sound
Easy to blow and cannot be overblown
Will be heard above ambient noise