Stay warm all year round with this advanced heated thermal underwear. Perfect for winter sports like hunting, skiing, or motorbiking. Three heating levels for your desired comfort. Soft cotton and luxurious lining for a comfortable feel.
  16 heating zones ensure even warmth on every part of your body. Operates via USB with low voltage for safe and reliable heating. Durable carbon fiber heating sheet for fast and secure warming. Washable fabric allows for indoor or outdoor wearability.