HJ Hall ProTrek Challenger Merino Wool Technical Heavy Weight Socks are made for calf to toe protection in all outdoor pursuits. Based around Merino wool, a durable natural fibre with superior breathability, inherent anti-bacterial properties and a super soft feel, these long leg socks offering both excellent thermal properties and moisture control, with added TriSeal treatment, specially designed for woollen socks being used in the outdoor environment, providing water and stain resistance.These British-made socks have high density cushioning throughout the leg and foot, including high heel protection, a double comfort top and hand linked toes for smooth seams to avoid irritation and chafing. Inbuilt arch supports protect the instep and ensure that the socks stay in position whatever the environment. (03/15)