For high altitude mountaineering and touring in extreme environments the Wind Warrior Hat offers the toughest protection. Made of WINDSTOPPER® Technical Fleece your head and ears are fully protected against harsh winter winds and will stay warm even if it becomes wet. Wind Pro® ear panels provide protection but allow great ability to hear through the protective fabric. Contoured to fit snug to the head, a stretch panel at the back ensures a secure, snug fit.