PERFORMANCE FROM THE GROUND UP The Operatus Athletic Sock's compression helps increase recovery and reduce the achiness and fatigue of physical training. The overall comfort is enhanced with a cushioned footbed and embedded arch support to reduce felt impact. The CoolmaxA(R) moisture-wicking knit chassis and vented instep reduces heat while a ScentBlock(TM) anti-microbial coating prevents bacteria formation and odor. CoolmaxA(R) moisture-wicking chassis ScentBlock(TM) anti-microbial coating Cushioned footbed enhances comfort Vented instep zone to mitigate heat Embedded arch support to reduce fatigue