1. Professional Quality: Our Sports Whistle Kit is designed for referees in soccer and basketball, ensuring clear sound and exceptional performance during games. 2. Seedless Design: The Seedless Plastic Whistle eliminates the risk of moisture retention, making it perfect for outdoor activities and emergency situations. 3. Versatile Tool: This whistle serves not only as a referee tool but also as an essential outdoor emergency survival tool, providing peace of mind during any adventure. 4. Construction: Made from robust plastic, our Sports Whistle Kit withstands tough environments, ensuring long-lasting use whether on or in the wild. 5. Compact and : The black design makes this whistle easy to carry, fitting perfectly into your sports gear or emergency kit without adding extra weight. Color: Black Material: plastic Package Contents: 1 x Sports Whistle Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.