At up to 120 decibels of sound power, the M48 Tactical Survival Whistle With Carabiner is a must-have for your hiking and camping gear and your survival and bug-out bag! It has a lightweight but solid, aircraft grade aluminum construction with a non-reflective, matte grey finish. The 2 1/4” overall tactical survival whistle can be conveniently attached and carried anywhere with its heavy-duty carabiner. Having a whistle on you can be valuable in a variety of emergency situations from letting searchers know where you are if you’re lost to scaring away threatening creatures. Make sure you have one of these potential life-saving tools!