Look no further for the ultimate sock liner. SupraSilk from Swany works well in cold or warm temperatures: when it's cold SupraSilk reflects heat back to the wearer for increased thermal retention, and when the temperature warms SuprSilk reverses the process, releasing excess heat away from the wearer. SupraSilk also wicks moisture and dries quickly, to keep moisture moderated.Read more
SupraSilk is knitted silk, blended with spandex, that has a special process added for extra moistue wicking and faster drying. It also controls temperature, retaining heat in cold weather and releasing it in warm. It's simple to layer as it does not bunch, bind or collect static. Machine washable and superior odor resistance complete the properties of this versatile material.