£6.12
Fox 40 's newest whistle has arrived!!!! To date, the Sonik Blast is the most efficient, loudest whistle ever produced by Fox 40 - innovators of the pealess whistle technology. This model is extremely easy to blow, cannot be overblown and emits a sound power of +120dB. This clear loud blast carries over extreme long distances and noise. The 4 sound-producing resonators built into the 2-chamber design achieve the efficiency and decibel level.