| This Smartwool Heavy Crew Trekking Sock is a Heavy Full-Cushioned, Outdoor, Hiking sock. This Smartwool Sock has a 3 x 1 ribbed cuff, a elasticised arch brace, a flat knit side panel and a flat knit toe seam. The fabric content of this Smartwool sock is 75 percent Wool, 24 percent Nylon, and 1 percent elastic. |