Pearl iZUMi Women's Elite Socks 69% Polyester, 27% Nylon, 4% Spandex Made in US Fall/Winter 2013 The Womens ELITE Low Sock provides low cuff fit with smooth toe construction and anatomic arch compression for superior performance and comfort The perfect balance of anatomic fit, performance engineered materials and the personal interface between athlete and gear A clothing system that works to help you maintain the perfect temperature for the weather conditions and activity range day in and day out