Burtle Cold Weather Jacket 5050 Windproof Water Repellent Black L Size Jacket only. Other sizes → #5050ww BURTLE Product Description: This hybrid cold weather 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 interior is designed to accommodate Thermo Craft (electric heating pads), a heating technology using a battery, for high heat retention. Thermo Craft, a heat technology, allows for heating up to 56°C with a detachable electric heating pad and a high-output battery device. You can adjust the temperature in four stages for comfortable and sustained warmth.