Classic CMG Sonik Blast 

Features:

• The Fox 40 Sonik Blast® CMG® is the most efficient whistle in its class

• Easy to blow, cannot be overblown

• Cushioned Mouth Grip (CMG®) thermoplastic material provides superior grip and protection

• Distinct, loud and clear sound​

Fox 40 Classic

Features:​​

• The Fox 40® Classic® is the standard choice referees and coaches at all levels, rescue professionals and general safety worldwide

• Flawless, consistent and reliable

• 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

• Sound will be heard up to a mile away