Are you tired of shivering in the cold during winter activities? Say goodbye to freezing temperatures with our USB Heated Anti-Cold Underwear Winter Thermal Underwear Set! This innovative heated thermal underwear set is designed to keep you warm and cozy in even the coldest conditions. Featuring intelligent temperature control, this set heats up 28 areas including the knees, back, and waist, providing targeted warmth where you need it most. Powered by any 5V / 2.4A USB portable charger, this set is compatible with most portable chargers on the market, ensuring you can stay warm on the go. With a quick 30-second heating start-up time, long-lasting heat, and 3-level adjustable temperature settings, you can customize your warmth to suit your needs. Safety is a top priority with this set, as it is equipped with a built-in thermal protection module and operates at a safe 5V voltage. The insulation design ensures that the set will stop running if it overheats, providing peace of mind while you stay warm. Additionally, this set is machine washable, making it easy to keep clean and maintain for long-lasting use. Perfect for outdoor activities such as skiing, fishing, jogging, hunting, biking, and more, this heated thermal underwear set is a must-have for anyone who wants to stay warm and comfortable in the cold. It is also ideal for individuals with conditions like Raynaud's disease, arthritis, poor circulation, and stiff joints, as it helps improve blood circulation and metabolism. Available in black or gray for both men and women, this set is made of 95% cotton and 5% spandex with carbon fiber wire for efficient heating. Choose from sizes ranging from S to 5XL to find the perfect fit for your body. Whether you're hitting the slopes or just running errands in the winter, this heated thermal underwear set will keep you warm and cozy all season long. Don't just take our word for it, here are some reviews from satisfied customers: - "I love this heated thermal underwear set! It keeps me warm during my morning runs and the adjustable temperature settings are a game-changer." - "As someone with poor circulation, this set has been a lifesaver for me. I can finally enjoy outdoor activities without worrying about the cold." - "The quality of this set is top-notch. It's comfortable to wear and the heating elements work like a charm. Highly recommend!" Don't let the cold weather hold you back from enjoying your favorite activities. Stay warm and comfortable with our USB Heated Anti-Cold Underwear Winter Thermal Underwear Set. Order yours today and experience the difference!