1. HIGH QUALITY MATERIAL CRAFTSMANSHIP The whistles are made of durable PP plastic, which provides a smooth surface and burr edges. The material is durable, deformation resistant, shatterresistant and resistant to fading, ensuring a long life and reliable stability. 2. Practical lanyard design: Each whistle is equipped with a convenient lanyard, which can be worn comfortably around your neck. This allows hands and quick access without having to search in the bag. Alternatively, the whistle can also be easily hung on the wall for spacesaving storage. 3. Loud and clear sound: The whistle produces a penetrating and clear sound, which can be produced without much effort. This makes them ideal for effectively attracting attention in any situation, be it sports, outdoor activities or emergencies. 4. Wide Applications The whistles are perfect for referees, coaches, teachers, rescuers and outdoor enthusiasts. They are ideal for sports such as football, basketball and volleyball, but also for camping, hiking, mountaineering, pet training and emergency situations.