Safety Whistle with Keychain,Emergency Whistle Aluminum Alloy Double Tube Survival Whistle for Outdoor Hiking Camping.Loud whistle can be heard for far distance.Looks like little item,but potentially important one, this Emergency Whistle & Keychain could be a life-saver. This tool is ideal for camping, boating, fishing, hiking and other outdoor activities Brightly colored easy to find it when you need it. Key ring for attachment to a lanyard or keys.