A good whistle can be used as a safety and communication device for your tree crew. The Classic Fox 40 Whistle is pealess with a high-pitched ultra shrill tone. Made of durable Hi-Vis plastic.

The Fox 40 Classic whisle has intense, penetrating tone.
The Fox 40 cuts through crowd noise and can be heard over long distances.
It cannot be over-blown.
The Fox 40 has no pea to collect dirt and bacteria.
Wet or dry, this dependable, durable whistle provides unmatched safety