DescriptionConquer the cold and heat your core with the all new FNDN PRO heated vest. Using the latest in manufacturing technology, the nano-tech micro-fiber stainless filaments are the cutting edge in heated wearables. Combining Polartec insulation with the smart stainless micro-filament provides superior life, even heating and extreme durability over competitor products. The FNDN PRO Heated vest makes use of multi-zone heating, to not only provide heat to your chest and back but also to the back of your neck when mother nature is acting up and you need it most. It uses a standard USB connection 10,000 mAh battery pack over proprietary chargers to make it easier for you to connect and charge the vest battery pack. The dual USB port also comes in handy when you need to charge your other mobile devices in a jam.