Fox 40 Sonik Blast CMG whistles are extremely easy to blow. Advanced science and technology makes this the most efficient, loudest whistle ever produced by Fox 40. This whistle cannot be overblown and emits sound power that exceeds 120 decibels. This clear loud blast carries above the loudest crowds and noise, and over extreme long distances. Ideal for large crowd arenas, airport runways, search and rescue, outdoor activities and any situation where a loud signalling device is needed. The CMG stands for cushioned mouth grip. Adjustable Finger Grip in Thermoplastic Rubber Material.

Fox 40 cannot be overblown-the harder you blow, the louder the Sound. Ideal for large Crowd Areas such as Football Stadiums, Motorsport Race Tracks, Airport Runways, Construction Sites and any Situation where a very loud Signalling Devise is needed. Pealess Design, No moving Parts-nothing to obstruct Sound, nothing to jam, break or freeze. 100% constructed of high-impact ABS plastic-So they're 100% impervious to Moisture. 120+ Decibels of high pitch Shrill rises above ambient Noise and can be heard over a Mile away.

Date First Available: March 18, 2010. Best Sellers Rank: #27,509 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 503 ratings 4.7 out of 5 stars. : B003D0500E. Model Year: ?2018. Part Number: ?W40SF. Manufacturer: ?FOX 40. Color: ?Black. Brand Name: ?Fox 40. Item Dimensions LxWxH: ?3.94 x 3.94 x 3.94 inches. Package Weight: ?0.04 Kilograms. Item Package Dimensions L x W x H: ?6.57 x 3.23 x 1.34 inches.