<br><b>SANNIX plastic whistles multifunction coaches referee whistles with comfortable nylon lanyard. you can use it easily and effectively any time you need to get attention.</b><br> <br> <br><b>Specifications:</b><br> <br>Material: thicker plastic <br>Lanyard: nylon <br>Colors: green, yellow, orange, red, blue, grey, black <br>Sound: crisp and clear <br> <br><b>Application:</b><br> <br>Great party favors or giveaways, great gift for coaches, referees, lifeguards, gym teachers, PE teachers, conductors and engineers on rail road, linesmen, animal trainers, traffic police officers. <br>Using for many different purposes, ideal for sporting events, training, self-defense, survival, emergency, instructions, herding, hiking, camping, trip, kids amusement, wrestling practice. <br>