The Ozark Trail 4 Function Whistle Compass Magnifier Thermometer is a versatile outdoor equipment suitable for activities such as backpacking, hunting, camping, and hiking. Made of durable plastic and featuring a black color, this safety whistle is equipped with a thermometer, magnifier, and compass, making it a convenient tool for outdoor enthusiasts. With a compact design and keychain functionality, this whistle is a practical and essential item for those who enjoy spending time in the wilderness.