BURTLE Winter Jacket 5050 Windproof Water-repellent Black XL Size Jacket only. Other sizes → #5050ww Product Description: This hybrid winter jacket features a genuine military look, combining windproof and water-repellent properties with durable, soft nubuck material. It's compatible with full harnesses and electric heating pads. The inner lining is designed to accommodate THERMOCRAFT (electric heating pads), a heating technology using a battery, for enhanced warmth. THERMOCRAFT, with its removable electric heating pads and high-output battery, allows for heating up to 56°C. You can adjust the temperature in four stages for comfortable and sustained warmth.