When you're surrounded by a court of hungry athletes breathing fire, you need a pretty powerful weapon to defend yourself. A bell won't work, a stick won't work so what's a ref to do? Introducing the WH-5, the athletes won't know what hit them. This whistle will send an alarm loud enough to get the attention of any athlete, no matter the level. With a convenient lanyard you will never have to be without your weapon. Chances are you'll get so used to your power that you'll want to use it everywhere. Just imagine what you can train your kids to do at the blow of this whistle.