Often forgotten in homemade survival kits are whistles. A whistle could end up saving your life in any number of situations. This high intensity whistle is a great deal louder than your average human whistle. You can use it to signal at great distances for help in an emergency or when you are lost. The 5-in-1 whistle comes with the following survival features: whistle, compass, waterproof match storage and signal mirror. This survival whistle is light weight and simple to carry, and if you drop it, the bright orange color will make it easy to find.