Whistle and lanyard offer a simple way for coaches and teachers to get students' attention in crowds or during events. Metal J-hook attaches quickly to provide an easy way to keep this whistle available throughout the day. Heavy-duty, nylon lanyard fits comfortably around your neck for comfortable, all-day use. Heavyweight metal whistle emits a loud, high-pitched sound with minimal effort.Whistle and lanyard offer a simple way for coaches and teachers to get students' attention in crowds or during events. Metal J-hook attaches quickly to provide an easy way to keep this whistle available throughout the day. Heavy-duty, nylon lanyard fits comfortably around your neck for comfortable, all-day use. Heavyweight metal whistle emits a loud, high-pitched sound with minimal effort.