WHI is a medium thick Hiking sock containing merino wool, which is a unique natural material and provides excellent thermal insulation and moisture removing properties. The sock is made of a two-layer and smooth knit. The toe and Achilles heel section are made of a two-layer reinforced plush, offering high mechanical resistance and protection against corns and calluses. Wool has excellent antibacterial properties and reduces unpleasant odours. Material: 70% Merino wool, 15% polypropylene, 10% nylon, 5% Elastane