• Material: High-quality referee and coach whistle, durable and long-lasting; smooth surface, comfortable to the touch.

• Loud and clear: Features a bold, clear sound, easy to blow, and produces a loud, clear whistle.

• Unique design: The dolphin-shaped whistle is more fashionable and cute.

• Convenient and portable: Comes with a black lanyard, easy to carry, or simply wear around your neck.

• Wide application: Suitable for referees, coaches, lifeguards, training, self-defense, school sports, competitions, emergencies, or anyone who needs a safety whistle.