Loud Emergency Whistles - Our 25PCS coach whistle with lanyard produce a piercing 120dB sound that carries over long distances; This product is only suitable for people aged 15 and above. Sturdy Plastic Construction - Made from plastic material, these plastic whistles with lanyard resist cracking and withstand daily use on the outdoor activities; Convenient Neck Lanyard - The plastic whistles bulk with lanyard includes a 24-inch adjustable cord that securely fastens to backpacks or sports whistle gear; Multi-Purpose Design - Our coach whistle with lanyard are ideal for outdoor activities, these compact small whistle fit perfectly in pockets while delivering clear audible signals for group coordination; Vibrant Party Accessories - The plastic whistles with lanyard adds festive flair to team events, serving as practical favors that double as safety tools for outdoor adventurers;