Stay heard with the I.C.E. Whistle which has an aluminum frame, storage capsule and carabiner for easy attachment to your clothing. The I.C.E. (In Case of Emergency) Whistle is a must in emergency situations. The high-decibel shriek can be heard from far away. The easy carabiner clips will attach to your key chain, backpack, or belt loop. This allows you to keep this handy survival tool right by your side in case of an emergency.