Under Armour. Women's UA MTN Horizon OTC Socks - MD
80% ACRYLIC, 17% NYLON, 3% SPANDEX Full Cushion provides maximum comfort and protection. Reinforced Heel and Toe for superior comfort and maximum durability. Embedded Arch Support helps reduce foot fatigue. ArmourDryTM Material wicks moisture, accelerates evaporation. ArmourBlock® Technology helps prevent growth of odor-causing bacteria.