Description_x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D__x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_Why choose our emergency survival whistle? New, clean, safe and lightweight A small puff of air is enough to produce very loud sound Looks like small item, but could be a life-saver Premium aluminum alloy emergency survival whistle with keychain\carabiner and lanyard, easy to carry _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D__x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_Features_x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D__x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Color: Assorted color _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Material: Aluminum alloy _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Size:5 50 x 1 50 x 0 80cm/2 16 x 0 59 x 0 31 inch _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Survival whistle is made of aluminum alloy material comes with two chambers _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Machined and surface hard anodized will not moldy and no color fading, longer service life _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Unlike a football style whistle these are flat and can be hanging wear around your neck _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- Hanging up with carabiner can be tied to backpack, belt _x005f_x005F_x005f_x005F_x005f_x005F_x005f_x000D_- The double tubes emergency whistle could be a life-saver can provide up to 120 decibels Enough to be heard at long distance