The SHARX features a 4-resonator body that emits an unbelievably powerful 120db dual-frequency signal. A true outdoor whistle, the ABS plastic body is co-molded with rubber inserts for grip and comfort during use.

FEATURES AND BENEFITS

• Be Heard - 120dB signal is audible for miles.
• Fail-safe - Pea-less design works in all conditions - won't freeze or stick to lips when cold.
• Intense Howl - 4-resonator body with dual frequency tone produces piercing sound with minimal effort. 
• Rugged and Waterproof - Made from unbreakable ABS plastic with co-molded rubber for grip.