eGear's Survival Essentials line is full of must-have accessories for any hiker, biker, hunter, or adventurer. Always be prepared for an emergency with this signal mirror/whistle combo. Even the most experienced travelers get lost, so don't be caught without the proper gear to get you home safely. A signal mirror and whistle can alert rescue teams and passers-by to your location with minimal effort. Designed to be compact and light-weight, this combo kit tucks neatly into any pack or compartment.