Easily adjustable, elastic headband. Hands-free, Stretch Headband make it easy and comfortable to wear.Use ' headlamp to keep both your hands free when you're working on a project in the garage, hands-free headlight to brighten up your eyes, leaving you free to work, read,fan, and explore wherever you want.SUITABLE Useful and necessary in all outdoor activities at night, such as camping, hiking, climbing, fishing,walking etc.when the weather gets tough, continues to operate non-stop in light or strong rain and any weather condition that's high in or humidity, which makes it among the most important camping accessories to be sure to have.headlamp is for adults & kids can use it for night reading, dog walking, night fishing, jogging, cycling, camping, hiking, caving, night repair or even in an emergency at home or work!