Primal Pride Tall Cycling Socks Advanced air transfer fabrics help ventilate and wick away excess moisture keeping your feet cool and dry. Seams and stitching are designed for a comfortable fit without any slippage inside your shoe. Advanced Air Transfer System Fabric Composition of 70% Cotton, 10% Polyester, and 20% PU. • Mesh Top • Moisture Wicking • Tall Cuff, Mid Calf Height