A sock which matches the aerodynamic performance of ribbed lycra cuff socks, while retaining all of the features of a cycling sock \n Features a a combination of smooth and rough texture to trick the air into flowing around the lower leg more efficiently \n Made using QSkin, a silver ion infused polyamide which is antibacterial, odor resistant, and has better softness and moisture control than any of the yarns commonly used to knit socks