Thermal socks model H6 height, knee-high, with the option of wearing with shorts and covered legs. Recommended for outdoor sports at low temperatures over long distances. Made without seams around the edges to avoid friction and chafing and also with merino wool, a natural material with high temperature retention power. Socks with self-ventilating zones in the highest perspiration areas. In addition, it has an extra A+ fit with no tightness in the upper and an adjustment and anti-slip strip for a better fit. New sizes and measurements in this new autumn-winter season. Designed with Bmax Merino technology to combat the main causes of blisters such as overheating, moisture and friction. Developed with the ESP 2 structure for greater durability, cushioning and protection. And supported by the Silver Base Layer grid, developed with high antibacterial power.