Material: Heated vest for men is made of polyester fiber and is equipped with warm and windproof fabric with thickened quilting. High-quality down cotton has strong warmth retention, fine texture, soft feel like down, and is not easy to run away. It can effectively block the cold wind and keep the body warm. You have a warm winter!9 zone heating, intelligent temperature control: The heating vest mens hunting uses carbon fiber heating wire, infrared healthy heating, no harmful radiation, a total of 17 heating zones, including back, abdomen, shoulders, neck and waist. Built-in overheating protection to prevent overheating or spontaneous combustion, ensuring a warm and worry-free experience, battery pack not included.Safe heating: The heating element of this Heated Jacket uses 5V low voltage and multiple safety protection systems. It only conducts heat, not electricity. It can heat quickly in a short time. When heating, you need to connect the mobile power supply. It will automatically stop heating after unplugging it. The 5V voltage is safe and insensitive.MULTIPLE SCENES, CONVENIENT: This heated vest is thin and light enough for you to wear outdoors under a winter coat. You can wear it for skiing, watching track and field competitions, hunting, cycling, fishing, mountain climbing, skating and other activities you like, and give it as a holiday gift to your lover, friends, children, parents. Let love turn into warmth and protect you against the harsh winter.No fear of washing: The heating vest mens hunting is made of lightweight thermal material, wear-resistant and waterproof. Comfortable against the skin, ensuring you enjoy exceptional warmth. The durable fabric and carbon fiber heating element are completely safe for hand and machine washing. When washing, remember to take out the power bank, put the USB interface in your pocket, and zip it up.