FlexCore Men’s Heated Base Layer Shirt - Dual ControlConquer the cold with confidence. The Gobi Heat FlexCore Mens Heated Base Layer Shirt features dual control technology, giving you the power to heat the front, back, or both zones independently. With three targeted heat zones across the neck, chest and back and three heat settings, youll enjoy warmth your waywhether youre working outdoors, hitting the slopes, or braving a freezing commute. Designed for layering or wearing solo, this slim, flexible