This Fox 40 Whistle Classic (Black) is unaffected by moisture and extremely loud, making it recommended for official use. It features an innovative design that allows for three aerodynamic wind chambers to deliver a clear tone with minimal effort. This powerful black whistle also contains no cork ball to stick or deteriorate.
- Innovative design allows for 3 aerodynamic wind chambers to deliver a sharp, clear tone with less effort
- No cork ball to stick or deteriorate
- Unaffected by moisture
- Extremely loud, recommended for official use
- Official whistle color: black