A NEW LEVEL OF COMFORTWe put all of our smarts into these new and improved run socks that feature our 4 Degree elite fit system, Indestructawool technology for superior durability and a Virtually Seamless toe. Women's-specific mesh ventilation zones provide ultimate temperature and moisture regulation where female runners need it most. FEATURESBuilt for Performance in the Highest DegreeNarrower profile provides perfect women's specific fitUses two elastics for greater stretch and recovery to keep the sock in placeIndestructawoolGao technology features a patent-pending construction method for exceptional durability and comfortWomen's-specific mesh ventilation zones provide additional breathability and moisture managementMinimal cushioning for maximum next-to-foot performance without added bulk