Viking Noma 2.0 GWS Pro Style Hat Gray 215-26-5121-0800 The Viking winter hat will provide comfort, warmth, and protection in all conditions. The Windstopper® by Gore-Tex Labs membrane is responsible for protection against strong winds while maintaining breathability. The lightweight construction adapts to the shape of the head. A blend of Merino wool and polyacrylic is responsible for softness, durability, and ventilation. Unisex. Technical data: Outer material: 50% Merino wool, 50% polyacrylic Membrane: Windstopper® by Gore-Tex Labs 2L Liner Unlined Very warm - guarantees high thermal comfort Very light and comfortable Technologies used: Windstopper® by Gore-Tex Labs Merino wool