The Valkeen is considered the loudest whistle available by most professional referees. It has a super loud, high pitch sound that carries far inside and outside of stadiums. Furthermore, its unique flip grip mechanism enables instant whistle access while on the run.
FEATURES• Dual sound chambers (4.15 kHz & 3.67 kHz) create a unique sound• Clear-cut, high-pitched tone carries over long distances• Superior quality and extremely loud• Unique Flip Grip mechanism (3 sizes included) for instant access while running• Adjustable neck lanyard included• Available in black
MATERIAL• ABS plastic encasing a metal chamber
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