Nike Elite Running Quarter Sock
62% Polyester, 27% Nylon, 1% Lycra, 10% Other. FootStrike technology developed with running-specific pressure point mapping. Anatomical left and right / Superior fit and cushioning. Swift Technology/Promotes energy savings and increases speed. Knit-in Swoosh design trademark / Visible brand recognition. Sphere fabric/wisks moisture and keeps you dry. Arch support / Snug, secure fit.