The Acme 477 58.5 Thunderer Brass Fingergrip Whistle is a large whistle with an adjustable finger grip that makes it easy to use for any user.

This whistle is perfect for any sports referee or coach because it gives a deep, loud sound that will carry across any field or court.

The medium tone of this whistle is perfect for getting attention without being too shrill, and the finger grip ensures that you won't drop the whistle during an intense game.

The solid brass construction of this whistle means that it will last for years and can withstand any weather condition.

Whether you're a seasoned professional or just starting out, this is the ideal whistle for you.

Features

• With a tapered mouthpiece.
• Medium tone. 
• Big deep sound, far carrying, some consider more user friendly.