The Montana Brushed LS shirt works well as a relaxed lounge top but also as part of a winter athlete's layering system. The high polyester content in the material speeds up drying and significantly increases breathabilitymaking it suitable even for more active winter sports in cold conditions. - Merino wool helps reduce odor and regulate temperature fluctuations - Machine washable at 40°C, do not use bleach or fabric softeners Like all of Scandinavian Outdoors merino wool products, this shirt is mulesing-free, meaning the painful mulesing method has not been used in the wool production process.