Molten Valkeen is your best friend on a football pitch.
Molten Valkeen gives you a rich clear-cut high-pitched tone that reaches every corner of the pitch. The pinnacle of professional soccer referee whistles. A unique beat tone is created by the interference of two different tones measuring 4.10 kHz and 3.74 kHz. For outdoor use. Comes with 3xFinger Grips & Valkeen Lanyard.