Specifically designed to fit women&';s feet, this two-sock system provides comfort and blister prevention on long runs. The liner is a toesock that moves moisture off your foot, allows toes to splay, and prevents toe-on-toe friction that can cause blisters. The specially designed outer provides cushioning at the sole and toes, breathability, and built-in arch support. Combined, they work together as a unit to keep your feet happier on long runs. Features & Benefits: Arch Support Supportive band that offers a secure and stable fit. Blister Prevention With each toe protected, skin-on-skin friction is completely eliminated protecting your foot from blisters and hot spots. Moisture Management Each toe is wrapped in sweat-wicking material so your foot will be drier and therefore more comfortable than in traditional socks. Total Foot Utilization When your toes are separated and properly aligned, this allows your entire foot to be engaged in any athletic activity. Mesh Top Provides maximum breathability and ventilation on the top of foot. Protective Cushion Extra cushioning on the footbed to increase foot comfort. Double Cuff A thicker cuff to hold the sock comfortably in place while reducing chafing. Women&';s Specific Designed specifically to accommodate a female foot. Padded Toes Extra cushion throughout the toes with midweight terry throughout the toes. Fiber Content Liner Fiber content: 63% CoolMaxA(R) 33% Nylon 4% LycraA(R) Runner Fiber content: 33% CoolMaxA(R) 65% Nylon 2% LycraA(R)