Thermal sock ideal for trekking, skiing, or everyday wear on cold, low-temperature days. Crafted with Merino Richter® Wool and Fiber Heat®—an intelligent thermal fibre blend engineered to not only retain warmth but also generate it—these socks help maintain the perfect foot temperature in harsh conditions. Additionally, the Lhotse sock features an antibacterial finish using Adratex EXT-TFN, ensuring lasting freshness and comfort.