Features: Durable Material: Our whistle is made of solid premium ABS material that won't easily rust. You can use it for many years. You can use it whenever you need it. Special Design: Each whistle comes with a comfortable lanyard for hands-free use. With a lanyard you can hang the whistle around your neck wear it on your hand or hang it on your backpack. Useful: Compact and portable. Perfect for coaches referees lifeguards officials teachers police officers animal trainers parties outdoor games gifts and sharing. Fine Workmanship: Exquisite workmanship long service life exquisite details can serve you for a long time. It is not only a navigation tool but also a thermometer magnifying glass whistle reflector waterproof bin and LED light. Meaningful Tool: This is a very convenient and practical small tool that can be applied to your daily life well. In an emergency outdoors you can attract attention by blowing the whistle. Specifications: Material: ABS Size: 108mm * 44mm * 26mm Notes: 1. Due to the light and screen setting difference the item's color may be slightly different from the pictures. 2. Please allow slight dimension difference due to different manual measurement. includes: 1 * Whistle