Super loud survival whistle: double tubes emergency whistle can provide up to 150 decibels, enough to be heard at long distance.
Premium Quality: Aluminum Alloy Material, strong and durable.
Lightweight: only 12g, easy to carry.
Water-resistance camping whistle: Be used in all-environment all-weather, rainy day, humid weather with excellent airflow design.
Versatility: Loud safety whistle for camping, hiking, hunting, fishing, boating any kind of outdoor activities, also for dog training.