Its unique built-in mini storage compartment can be used to store important personal information so rescuers can know your situation immediately. (Note: If you need help in an emergency, try blowing the whistle softly; this will produce a louder sound than blowing it forcefully.) Anyone interested in adventure, hiking, or camping needs this 7-in-1 outdoor multi-functional safety whistle. It makes a perfect birthday gift for a man, husband, father, or Boy Scout friend, and is also ideal for preparing for the next Boy Scout march and improving outdoor skills. This emergency whistle is made of high-strength, shock-resistant, and heat-resistant ABS engineering material. It is lightweight and reliable, works in any condition, and features excellent airflow design. This survival whistle comes with a long enough lanyard to be attached to a backpack, belt, or neck. We offer multiple whistles that can be attached to keychains and lanyards for convenient use. The lanyard can easily pass through backpacks, sailboats, camping and hiking gear, life jackets, kayaks, personal flotation devices, paddleboards, and bicycles. You can also clip the whistle to your belt or shoulder strap for quick access in emergencies. This lanyard-equipped whistle is suitable for a variety of outdoor activities, such as cycling, skiing, camping, hiking, jogging, backpacking, archery, fishing, swimming, boating, kayaking, and water sports, ensuring your safety. It can also be used as a dog whistle. Color: Blue Material: ABS Package Contents: 2 * emergency survival safety whistles