Suitable mainly in the helmets that all cyclists should wear this balaclava protects the head, the most sensitive to changes in body temperature. At low temperatures this balaclava, through the use of patented material SIXS original carbon underwear that removes body moisture and sweat dall'epidemide, greatly reduce the feeling of cold due to the air. During hot days, also avoiding the accumulation of sweat, gives unparalleled comfort, always using the patented technology SIXS original carbon ® underwear. The seamless design makes this product very convenient and efficient. Suitable for training and sports competition during the summer and winter