Description This lightweight survival whistle is crafted from durable plastic, providing a high pitch whistle emergency loud sound for camping and outdoor activities. The waterproof design ensures reliable functionality even in harsh weather, making it an essential outdoor emergency whistle for hiking, training, and sports referees, satisfying safety survival needs. Features -Color:Yellow -Material:Plastic -Size:5.20X2.20X2.00cm/2.04X0.86X0.79in -Note:Length of the rope: 44 cm -High penetrating sound: the camping whistle produces a high pitch whistle sound, ensuring your signal cuts through outdoor noise and reaches others during emergencies or survival situations -Lightweight portability: designed as a lightweight survival loud defense whistle, its easy to carry for hiking, camping, or training sessions, giving users immediate access to safety and signal tools -Durable waterproof build: crafted as a plastic emergency whistle with waterproof features, this outdoor emergency whistle performs reliably in rain and wet conditions, providing dependable functionality outdoors -Multipurpose application: functions as a trainers whistle with lanyard for soccer football referee or signal whistle in sports, as well as an emergency whistle for survival scenarios, maximizing daily utility -Effortless loud sound: the easytoblow design ensures loud crisp sound whistles, so adults or children can quickly attract attention in emergencies or use as a sport whistle plastic at events or trainingPackage list: 30 x whistles