A highly technical, natural fibre that has superior heat managing, moisture wicking and odor preventing properties compared to man-made fibres. The Airhole Merino Hinge Balaclava is incredibly lightweight which allows us to make our masks smaller and more compact without sacrificing performance in all conditions. We added 5% Spandex to the fabric to increase durability, comfort and maintain the shape. Protect yourself naturally with our renewable fabric.   FEATURES: Versatile Shape Stays warm even when wet Merino is naturally antibacterial and resists odor Wool provides natural lightweight protection