Viking Berit Merino Life Style Hat, Gray 230-22-5588-08. The Viking hat will keep your head comfortably warm. Simple design and subdued colors. The hat is made of special merino fibers that are thin, delicate, and exceptionally soft. You'll especially appreciate its technical properties, such as high breathability and thermal insulation, during outdoor activities. A universal cut finished with a ribbed cuff. Technical data: Material: 100% Merino wool Size: One size fits all No pilling High thermal comfort