The Karrimor Merino Fiber Midweight Hiking Socks feature a partial terry construction for added impact protection, and the Merino Wool blend fabric offers superb natural warmth Men's hiking socks. 1 Pack. Coolmax temperature regulating fabric. Merino Wool. Partial Terry construction. Flat toe seam . Antiodr antimicrobial odor management. Men's shoe sizes 13+. 32% Merino wool 38% Coolmax 27% nylon 3% Lycra . Machine washable. Imported.