Vargo Titanium Emergency Whistle1 3/4" overall. 0. 3" diameter. Titanium pealess design. 100+ decibel level. Extremely lightweight - weighs only 0. 1 oz. (2. 8 grams). Red reflective weave cord neck lanyard. Hang packaged.
Nitecore Outdoor Emergency NWS whistles are so light they feel almost weightless. Maximum sound intensity of up to 120 decibles at 3-4 KHz. Achieves or exceeds international standards for whistle performance.
Sports Activities Referee Whistle Practical Mouthpiece Seedless & Double Cavity Lifesaving Emergency Whistle Cheerleaders Cheer Finger Whistle
Features:Using ABS material, environment-friendly and non-fading.Seedless and double cavity.Easy blow and sharp sound that have a extraordinary effect in a noisy environment.Using environment-friendly silica gel mouthguard, more safe and useful.Can be worn on two or three fingers, which is convenient for you to use.Applicable for sports tournament, traffic guidance and crying for help outdoors. A variety of colors for you to choose.