HyperWhistle The Original Worlds Loudest Whistle up to 142db Loud, Very Long Range, for Referee, Coaches, Instructors, Sports, Teachers, Life Guard, Self Defense, Survival, Emergency uses (Black)

SUPER LOUD- Up to 142dB for 2+ mile 8x range of a common sports whistle, Includes re-usable hearing protectors and easy clip neck lanyard, Used for Boating, Sporting Events, Life Safety, Camping, Hiking, Police, Durable whistle