High-Decibel Survival Whistle: Double-barreled emergency whistle delivers up to 120 decibels of sound, enough to be heard from a distance.Premium Quality: Aluminum alloy material, durable, compact and easy to carry.All-climate survival whistle: can be used in all-weather, rainy and wet weather in all environments.Personalized ID: Laser-printed personalized labels to prevent accidental lossVersatility: A safety whistle for any outdoor activity like camping, hiking, hunting, fishing, boating, and more.