Damomon 2PCS Extra Loud Stainless Steel Whistles with Lanyard, Good for Referee, Coaches, Training, Self Defense, Survival, Emergency, etc Product has been upgraded from Dec.8, now we got higher quality and a new look as the image shows Each whistle is guaranteed to be LOUD every single time, with a bold crisp ear puncturing sound that will get anyones ATTENTION Great for all purposes, lifeguard, survival, coach, referees, emergency Hand held whistles that will hang from you neck as a necklace with the nice lanyards that are included. Fits anyone and adjust length Perfect whistle for women, men, children and always have a spare or one to give to someone else!