ACME Thunderer Metal Silver XL Fingergrip Whistle

Built for serious performance, the ACME Thunderer Metal XL Fingergrip Whistle is a top-tier choice for professional netball umpires and coaches. Crafted from high-quality brass with a polished silver finish, this whistle is 1.5 times larger than the standard model, offering a deeper tone and powerful 115dBA output. The cushioned, fully adjustable brass fingergrip provides comfort and control, even during high-intensity moments.

Trusted worldwide, the ACME Thunderer continues to outperform even the best imitations.

Key Features:

Thunderer – The world’s best-selling whistle

Extra-large size – 1.5x bigger than the standard fingergrip model

Deep, commanding tone – Medium pitch, high power (115dBA)

Easy blow design – Quick, clear response with minimal effort

Comfortable grip – Cushioned, fully adjustable brass fingergrip

High-quality brass construction – Built for durability and long-lasting performance

Teeth-friendly hold – Easy to grip and use during active play

Recommended by professionals – A favourite among elite netball umpires for its superior performance and durability.