When you need rescuing, one of the easiest ways rescue crews can locate you is by sound. The Adventure Medical SOL Metal Whistle emits a 110db shriek that will bring them in quickly. And the 2-pack has (you guessed it) 2 of them.Blow these whistles in the backcountry when you need attentionHigh decibel output travels far when you&';re in a bindAttach these to your pack or keys with the included rings
