The Seirus EVO Dynamax™ Balaclava is made for those who are ready to roam throughout the cold conditions. This balaclava uses modern materials to provide unbelievable head, face, and neck protection. It is sure to keep you warm thanks to its dual-density, micro denier Thermax® material. This balaclava's innovative design ensures that it is thin enough to layer under hats, helmets, or any headgear. HeiQ V-Block technology is utilized to provide antimicrobial protection inside and out. The Seirus EVO Dynamax™ Balaclava provides the perfect layer of defense as you embark upon an adventure in the mountains.