Why choose our Pealess Whistles?. Invest in peace of mind and a superior communication tool by adding our pealess whistles to your essential gear collection. 120dB Crisp Sound with Lanyard. Model: Sports Whistles Material: ABS Plastic Suitable For: Sports,Referees,Coaches,Lifeguards,Dog Trainers,Teachers,Survival Kits Features: Loudness,Pealess Design,All-Weather Performance,Durable Construction,Loud,Crisp Sound,Pealess,Durable,All-Weather,High-Grade,Sturdy Lanyard.