ACME Thunderer Metal Matt Black XL Fingergrip Whistle

Powerful, stylish, and built to perform—the ACME Thunderer Matt Black XL Fingergrip Whistle is the ultimate tool for serious umpires. Made from high-grade brass with a striking matt black finish, this whistle is 1.5 times larger than the standard model, offering a deeper tone and high-power 115dBA output that cuts through the loudest environments.

With a fully adjustable, cushioned brass fingergrip and easy-blow design, it delivers comfort and control in every match. Favoured by top officials, this whistle is as tough as it is effective.

Key Features:

Thunderer – The world’s most trusted whistle

Extra-large design – 1.5x bigger than the standard fingergrip whistle

Matt black finish – Sleek, professional appearance

Powerful performance – 115dBA medium pitch with deep tone

Quick, effortless blow – Instant, reliable sound

Adjustable cushioned fingergrip – For secure, comfortable handling

Made from premium brass – Built to last

Teeth-friendly grip – Easy to hold during fast-paced play

Recommended by professionals – Outperforms even the closest copies.