The Fox40 Sonik Blast CMG has a distinct, loud and clear sound. The Cushioned Mouth Grip (CMG)’s thermoplastic material provides superior grip and protection for teeth. Ideal for those who need to hold whistle in mouth for extended periods of time. Flawless, consistent and reliable. The harder you blow, the louder the sound. Easy to blow and cannot be overblown; the most efficient whistle in its class!Design: 2-chamber pealess CMGSound Power: 120 dB
