Stay warm in style by slipping into the Vision Five Winter Collection. Created with Merino Wool and high-performance lightweight Olefin fiber wicks moisture and dries quickly.Merino wool offers warmth and whicking propertiesModerate compression contours and supports every hill and valley of your foot no bunching or voidsOlefin fabric is abrasion resistant strong and colorfastVirtually invisible seam eliminates friction in the toeboxArch band maintains shape to deliver lasting supportChanneled upper provide ventilation to increase breathabilityY-shape stitch creates a contoured heel pocket that moves with the footMedium cushionMade in the USA Color Winter Black Wolves, Winter Heather Forest, Winter Khaki Wolves, Winter Navy Snowflake Cuff Length 5 Defined Color Multi-Color Gender/Age Unisex Material Wool-Blend Season Cool Weather Size Small, XL