Fieldsheer warmest winter jacket yet! They start with premium RDS sourced natural duck down and add a high capacity 7.4 V Powersheer XL® micro heating system to produce a jacket with superior warmth and comfort, stylish enough to wear every day, with the added bonus of performance heat when it’s needed the most during extreme winter conditions. 5 heat zones deliver hours of warmth and are easily adjusted between 4 temperature settings from the integrated touch control button or from a cell phone using their innovative Bluetooth technology and the MW Connect App. Waterpell™ water-resistant outer shell with keep you dry all day, and if it’s late in the day and night is setting in, the Powersheer XL battery has a built-in flashlight with cell phone charging, in case your phone needs a burst of power. You’ll want to use the Crest heated down winter jacket with removable hood for both casual day trips, or longer excursions in the great outdoors.