Women's Aspire Zero Medium - Navy/Citron THIN, BREATHABLE SUPPORT Our most popular running sock and a great no-show cycling sock. The ASPIRE™ is engineered with firm compression and a thin profile for a responsive feel. Firm compression supports every contour of the foot to reduce fatigue during endurance activities. Zero cuff height sits below the ankle with minimal extension above the shoe. DETAILS: Thin profile with light cushion Channeled upper improves breathability Lightweight Olefin fiber wicks moisture and dries quickly 55% Nylon / 40% Olefin / 5% Spandex One Pair