Tether Emergency Survival Durability Signaling Review

100 db, enough to be heard more than a mile away. It works very well as a signal whistle. ANTICORROSIVE means no moving parts, nothing obstructing sound, and nothing getting stuck, broken, or frozen. The lightweight, fail-safe whistle works well in any condition with an excellent airflow design. Comfortable grip of the mouth, will not stick to the lips like those of METAL in cold environments. FLEET IN THE WATER: The SUPER DURABLE high-impact ABS plastic construction ensures strong durability and complete resistance to waterproof moisture. Top quality whistles to carry for the safety of life, camping, hiking, backpacking, hunting, archery, fishing, swimming, boating, kayaking, marine sporting events any type of outdoor activities, also for dog training.