Superior performance combined with superior comfort - ideal for large indoor stadiums.

Advanced science and technology makes this the most efficient whistle in its class. The precise whistle chamber calibration assures pure frequency performance, less effort and crisper sound. It emits distinct louder pitch without a lot of effort. It has a superior clear loud blast that can be heard over long distances and intense ambient noise.

FEATURES:
- The Cushioned Mouth Grip (CMG)'s thermoplastic material provides superior grip and protection for teeth.
- Ideal for those who need to hold whistle in mouth for extended periods of time
- No moving parts to freeze, jam or deteriorate
- Breakaway Lanyard
- Flawless, consistent and reliable
- The harder you blow, the louder the sound
- Easy to blow and cannot be overblown; the most efficient whistle in its class!
- Chambers are designed to self-clear when submerged in water
- Intensely clear sound - will be heard above ambient noise, loud crowds, the roar of engines, breaking waves and thundering gale-force winds.