NWT AFUNSO Heated Vest Electric Heating Coat Heated Jacket About this item New Rapid Heating Technology: Rapid heating in three seconds, four heating areas covering your body. Fast heating with carbon fiber, with strong insulation. Compared to other old heating clothes, they have only 2 heating areas. Our new vest covers 4 heating areas, not only warming your stomach, back, hot carbon fiber even extends to the neck, you don't even need to spend extra money to buy a scarf.