Whether you’re signaling the start of a football game, calling a penalty on a player, or letting everyone know that a participant just stepped out of bounds, you should do it with a trustworthy FOX 40 Cushion Officiating Whistle from Sound Athletic Supply. The whistle is designed to be loud enough for players, fans, and fellow officials to hear, and it also comes outfitted with a tip guard that will protect you each time you put it into your mouth.