Here's what other sites are saying:
The Fox 40 Mini is a compact version of their classic whistle with a smaller mouthpiece. This whistle has 3-chamber pealess design and blasts the ultra-shrill tone of the classic.
- Appalachian Outdoors
Fox 40 pealess whistles never fail! The flawless performance has made this whistle the preferred choice for personal safety. Designed to be heard above roaring crowds and crashing waves. Wet or dry, this dependable, durable whistle provides unmatched safety.Pea-less design.Assorted bright colors. Sorry No Choice.
Pea-less design is sharp, clear and 115db. The harder one blows the louder the FOX 40 sounds - no distortion. Ideal for watersports because it's unaffected by water.
- Massey's Outfitters