The Fox 40® Classic® is a pealess whistle with a sharp, clear sound. It is the standard choice for referees and coaches at all levels and one of the most popular multi-sport whistles.
- 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, loud crowds, the roar of engines, breaking waves and thundering gale-force winds
- Chambers are designed to self-clear when submerged in water
- Sound will be heard up to a mile away