Colour: Antelope Size: Men's UK 7-10 Ladies 8-11 This sock has a pure fine merino wool terry-knitted cushion sole which provides extra insulation, resilience, and softness underfoot. The leg of the sock is a fine wool blend so looks like a normal fine business sock. The outside of the foot of the sock is nylon to provide longer wear. A Health Sock® with no tight elastic top. Contents: 70% Fine Merino Wool, 28% Nylon, 2% Elastane. Sizes Available: Small, Medium, Large