Acme 901 Hellova Whistle

The Acme ® 901 Hellova Whistle is ideal for applications such as marine safety use, exploration, athletics, climbing, walking, dog training and any other use that demands a HELLOVA WHISTLE.

Features

Weather and shatterproof.
S.O.L.A.S. approved.
More than twice as loud as a conventional whistle.
Focuses all the sound in one direction, demanding attention.
Doubles your reach.