The Rojo Ultimate Women’s Ski or Snowboard Sock in Black is made from a Wool and Elastin blend to give you the best balance between warmth and a snug comfortable fit. Cushioning on the shin, calf, heel, sole and toe of the snow sock provides support for lengthy days leaning into Ski or Snowboard boots. The Rojo Ultimate Women’s Ski or Snowboard Sock will wick away moisture and sweat leaving your feet warm and dry all day long.