Colour: Sand Brown Size: Men's UK 10-13 The high, 95% wool content in this sock makes it extremely comfortable. The wool provides warmth in winter, and insulation and odour resistance in summer. A small amount of nylon added to the heels and toes reinforces high wear areas. Our most popular Men's style. A Health SockĀ® with no tight elastic top. Contents: 95% Wool, 3% Nylon, 2% Elastane. Sizes Available: Medium and Large