RunDry Moisture Management: Provides superior moisture transport with our ultra wicking fibers. Whether you're in the gym or on the road, your feet stay fresh Air Mesh Venting: Mesh ventilation construction creates maximum airflow to keep your feet cool and dry in any running conditions Targeted Arch Compression: Engineered with just the right amount of compression to keep your arch stable and secure. Prevents bunching and helps keep your sock From slipping Cushioned sole: Light cushioning provides impact protection without taking up too much space inside your shoes Ankle support for greater comfort