The Smartwool PhD Outdoor Light Crew Socks are a top seller among women mountain bikers who value both comfort and durability. These socks are made with a blend of merino wool, nylon, and elastane, offering excellent moisture-wicking, breathability, and odor resistance. The targeted cushioning provides impact protection and comfort during long rides. The 4 Degree Elite Fit System ensures a secure and comfortable fit. With their high-quality construction and versatile design, these socks are a popular choice for women mountain bikers.