Features: each emergency whistle is equipped with a round key chain ring for attachment to a lanyard or keys, you can also attach it to your wallet and bags, portable design, convenient to carry with you everywhere, especially convenient for outdoor activities
Loud whistles: these emergency survival whistle can make big and bright sound of up to 120 dB, which can be heard from a long distance, very useful for various emergency situations, allowing others to quickly confirm your location and get quick rescue, nice tools for camping, hiking, hunting, mountain climbing, boating and other outdoor sports activities, also suitable for referees, for coaches, lifeguards, dog training, etc
Reliable material: our loud whistles feature aluminum alloy and metal keyring, not easy to break, fade or corrode, safe for people to use
Measurement: the aluminum whistle measures approx. 4.7 cm/ 1.85 inches in length, 0.9 cm/ 0.35 inches in diameter, proper size for you to use and store
What you get: package includes 35 pieces emergency whistle, enough for you to use in daily life, which is eye-catching, easy to distinguish and find
