These Outdoor Light Cushion Low Ankle Socks are designed for long-lasting comfort, with an elasticized arch, mesh zones for breathability, and Virtually Seamless(TM) toe. And because they're made with responsibly sourced Merino wool, they naturally provide odor resistance and temperature regulation. On top of that, the heel, toe, and sole are reinforced for enhanced durability. No matter what your day brings, these socks will help you go far and feel good doing it! Fit & Design: Light Cushion Indestructawool(TM) technology for enhanced durability 4 Degree(TM) elite fit system for a dialed-in, performance-oriented fit Shred Shield(TM) technology reduces wear from toes Wider welt for secure fit and comfort Mesh ventilation zones provide optimum moisture management and maximum breathability 3.25" overall height Additional Details: Made in the USA of imported yarn