Defeet Slipstream Socks

The Slipstream? shoe cover was developed for two purposes: to shield your feet from chilling cold and to create an aerodynamic advantage. Wear Slipstream? shoe cover directly over your cycling shoes to feel greater comfort on cool days and to slice through the wind.Sizing: S / M = EU 36 - 41, Men's 5 - 8.5, Women's 6 - 10): L/XL = EU 41.5 - 47, Men's 8.5 - 13 Women's 10+.