For high altitude mountaineering and touring in extreme environments, the Wind Warrior Hat offers superior protection. Made of GORE® WINDSTOPPER® Technical Fleece with a full fleece lining for additional warmth, the Wind Warrior protects against harsh winter winds. Integrated Polartec® WindPro® ear panels improve hearing, ensuring you’ll always know straight away when your climbing partner is yelling, “TAKE!” Specs PRODUCT : #243548 FABRIC : GORE INFINIUM with WINDSTOPPER 3L 100% polyester microfleece crown and earband, Polartec® Wind Pro® 90% polyester, 10% spandex hard finish face with soft fleece backer earports, Radiant Fleece™ 95% polyester, 5% spandex lining WEIGHT : 2.5 oz/71 g Features FABRIC PERFORMANCE WindproofBack Stretch PanelContoured Earband DESIGN FEATURES Contoured EarbandFour-Panel Crown ConstructionEmbroidered OR Logo FUNCTIONAL DETAILS Back Stretch Panel Adjusts to Fit