A necessary safety measure for any paddleboarders' on-water excursion. The Fox 40® Classic® CMG® has chambers designed to self-clear when submerged in water. The original pealess whistle is easy to blow and cannot be overblown, and can be heard above ambient noise, loud crowds, the roar of engines, breaking waves, and thundering gale-force winds.

◆ The Fox 40® Classic® CMG® is cushioned to enhance the original Fox 40 Classic whistle; Cushioned Mouth Grip (CMG®) thermoplastic material provides superior grip and protection for teeth

â—† Ideal for those who need to hold the whistle in the mouth for extended periods of time

â—† Flawless, consistent, and reliable

â—† Sound will be heard up to a mile away

â—† Sound Power: 115db/Design: 3 Chamber Pealess