The down jacket is very light, but it can keep warm, can be compressed, and is easy to carry. Promote blood circulation, relieve muscle tension and discomfort in the shoulders and back High quality fabric, anti-static, light and warm keeping, good thermal performance. Imported high-quality TPU heating plate is adopted, which can heat up quickly and is suitable for wearing in various environments, such as skiing, mountaineering, all outdoor activities and indoor. The size can be adjusted freely to choose the right size for you. The heated vest is waterproof and windproof and can withstand all kinds of weather. The use of sewing, lightweight design, let you wear more comfortable. Our hot vest pocket has an invisible zipper design for better appearance. This unisex USB heated vest adds a touch of style. To extend the life of the heated vest, we recommend washing it by hand or in a net bag and then in a washing machine. Our heated vest has a protection module inside. No radiation, low voltage, once overheated, it will stop until it returns to standard heat. Heat can be freely chosen and adjusted to suit its own heat. High safety index, suitable for all.