Peak Silk Six socks of medium height H6 (below the knee), perfect for wearing your ski boot.Made with merino wool and Mulberry silk for a unique feel and unparalleled softness.Designed specifically for those sports that are practiced in extreme cold conditions or when you find yourself in long periods of static at very low temperatures.Great capacity to retain body temperature and evacuation of sweat and moisture for a greater sense of hygiene.Seamless construction with point to point closed toe, with an extra +A fit without tightness in the shank area and an adaptability and anti-slip band in the instep area.Asymmetrical, differentiating between right and left side with the letters ´´L´´ (Left-left) and ´´R´´ (Right-right).Bmax Merino Silk technology to provide greater retention of body temperature and transport moisture to the outside, minimizing irritation due to friction and preventing the appearance of blisters thanks to the high percentage of biodegradable fibers, such as Regenactiv fiber, merino wool and mulberry silk.Its composition and structure combat the main causes of blisters such as:- Overheating.- Moisture.- Friction.Developed with the ESP 3 [1-2-3] structure, from less to more density to provide the necessary protection at all times.Ergonomic protection system developed together with SEPOD (Spanish Society of Sports Podiatry) consisting of an additional reinforcement in the areas of greatest impact and wear of the sock such as the toe, heel and midsole.And, supported by the Silver base Layer mesh developed with a high antibacterial power.