PACKAGE—— 2PCS plastic whistles with lanyards. These whistles are great for referees, coaches, training, teachers, survival, emergency, school, gym, etc. Super Loud——There is a natural cork pea in our referee whistle. It is easier to blow a loud clear sound. The sound can quickly reach 120 decibels. So you can get others attention quickly. Free your hands——Each whistle comes with a black lanyard. Adjust the gold bead to control the length of the lanyard. Find the most comfortable setting and lock it in. Premium Quality——Made with thicken plastic, more durable than other plastic whistles. Good Service——Our whistles are strictly inspected before leaving the factory; please rest assured to use! If you have any questions, please feel free to contact us, we will respond to you within 12 hour. WONAPAD Whistle，2 Packs Plastic Sports Whistles with Lanyard, Loud Crisp Sound Whistle Great for Coaches, Referees,Teachers and Officials