3 in 1 Emergency Survival Whistle Pack Of 3

3 in 1 multi-functions, besides an emergency whistle, it is also a compass and a thermometer, bring you necessary information during outdoor sports.
Waterproof and durable, easily blew
Can be also for Coaches, Instructors, Sports, Teachers, Life Guard, Protection, Self Defense.

What’s in the box
3 X 3 in 1 Emergency Survival Whistle