The Norfin Zero fur hat offers warmth and protection against the conditions. Earflaps provide added protection in freezing winds. The hat utilizes the Nortex Breathable technology, which is used to retain body heat efficiently. Nortex Breathable wicks away moisture, while still isolating your body temperature. You can rely on the Norfin quality! Material: Polyester Nortex Breathable, artificial fur Water column: 3,000 mm Breathability: 3,000 g / m2 / 24 hours