Proberos Whistle for Sports Coach, Sports Whistles with Lanyard, High Pitch Whistle, Professioinal Sports Whistles, hyper whistle For Referee, Coaches, Sports, Life Guard, Self Defense Foot Care Elastic heel loop keeps the

Elastic heel loop keeps the splint in position and prevents slipping during sleep

it ensures a reliable fit for multiple household applications

The built-in microphone and multifunction control support convenient handling of music and calls on both Apple and Android devices

including for kitchen sinks

Proberos Whistle for Sports Coach, Sports Whistles with Lanyard, High Pitch Whistle, Professioinal Sports Whistles, hyper whistle For Referee, Coaches, Sports, Life Guard, Self Defense Foot Care Elastic heel loop keeps theHIGH DECIBEL OUTPUT: At 120 decibels, this whistle produces a sharp and loud sound. Differing from traditional designs, it lacks a vibrating core, instead using air vibration to generate a crisp, high pitch tone. This is facilitated by strategically placed air vents on both sides of the whistle, ensuring it can be heard clearly both indoors and outdoors. PREMIUM DURABILITY: Constructed from high quality anti impact ABS plastic, this whistle is not