Fox 40 Mini Whistle

"Mini Fox 40 Whistle The Fox 40 is a pealess whistle designed to NOT STICK (when wet or over blown) and to be heard over long distances. It is ultra shrill, intense, and penetrating.  The Fox 40 Mini is a more compact model with a smaller mouthpiece that has the same pealess design and ultra-shrill tone of the Fox 40 Classic whistle.  Design: 3-chamber pealess; smaller mouthpiece Sound Power: 109 decibels