Made of high-quality copper and zinc alloy materials, it is sturdy and durable, not easy to break or corrode, can withstand adverse weather conditions and serve you for a long time. Each pen is equipped with an LED light on the top, which will emit a charming light. It can be used as an ordinary writing pen for study, business, painting, sketching; you can also use it to relieve anxiety and stress, or as a small flashlight.