The Smartwool Women's PhD Biathlon Socks are another highly rated option for women's biathlon socks on Amazon. These socks are crafted with a blend of merino wool, nylon, and elastane, offering a perfect balance of comfort, durability, and stretch. The PhD Biathlon Socks feature Smartwool's Indestructawool technology, making them highly resistant to wear and tear. They also have targeted cushioning in key areas to provide extra support and impact absorption. Whether you're a professional biathlete or a casual enthusiast, these socks are designed to meet your performance needs.