The evolution continues with the Arctix 200 sleeping bag range. Packed with 750 fill power goose down that's been treated with our Hydro Barrier coating to keep performance 4x longer than traditional down if it gets wet. Our latest ARC (Advanced Reflective Coating) technology boosts performance without adding weight to give you a comfortable night's sleep without having to carry extra weight. It also benefits from Thermal-Reverb which radiates your body heat for maximum warmth and comfort.