Multi-function: Loud safety whistle, suitable for camping, hiking, hunting, fishing, boating and other outdoor activities. Waterproof camping whistle: It can be used in all kinds of weather, rainy and humid weather, with excellent airflow design.

Multi-function: Loud safety whistle, suitable for camping, hiking, hunting, fishing, boating and other outdoor activities. Waterproof camping whistle: It can be used in all kinds of weather, rainy and humid weather, with excellent airflow design.