Aluminum Emergency Survival Whistle

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, and especially convenient for outdoor activities. It can ensure your safety. These emergency survival whistles can make a big and bright sound, which can be heard from a long distance.Great for cheering, celebrating or emergencies, survival, and disaster preparedness