New Balance Unisex 3 Pack Quarter Core Cotton Socks White = 70% Cotton, 24% Polyester, 5% Nylon, 1% Lycra Spandex & Black = 71% Cotton, 27% Nylon, 1% Lycra Spandex, 1% Olefin Imported Stability Fit built in for enhanced arch support Materials: White: 70% Cotton, 24% Polyester, 5% Nylon, 1% Lycra Spandex. Black: 71% Cotton, 27% Nylon, 1% Lycra Spandex, 1% Olefin Lightning Dry moisture management technology quickly moves sweat so your feet stay cool and dry 3 pairs per package Reinforced heel and toe for extra durability and protection Stability Fit Arch Support & Hold Soft Ring spun Cotton Comfort Lightning Dry Moisture Management Reinforced Heel & Toe and Half Cushion Stay-Put Fit