A lightweight racing sock that cools, dries, and compresses for hours of premium support.

• Featured Fabrics InfraRed Yarns are silky smooth and highly elastic. At 22mmHg, the material rates as 2^nd class medical compression, a designation that quantifies improved blood circulation
• Construction/Fit The 240-needle construction is seamless and race-sleek, eliminating friction both against the skin and as drag in the passing air