The Wind Warrior Hat offers superior protection for high-altitude mountaineering and touring in extreme environments. GORE-TEX WINDSTOPPER technology and a full fleece lining deliver superior warmth, while integrated Polartec WindPro ear panels keep ears covered without impeding hearing. The contoured ear band and back stretch panel ensure a comfortable, customized fit and added breathability, and the whole package fits comfortably under a helmet when the terrain dictates. Designed to provide exceptional warmth and protection, the Wind Warrior Hat is a high-performance winter hat excels in cold and windy conditions. Outdoor Research Wind Warrior GORE-TEX INFINIUM Hat