The gold standard in light padded running socks for over a decade. Experia delivers Thorlo quality, protection, and comfort in a light and thin padded sock. Nylon covered LYCRA provides a contoured aerodynamic glove-like fit. Ventilation panels offer extra moisture control and breathability. Thor Wick COOL fibers in the ball and heel areas provide enhanced moisture management. A lightweight Achilles tendon pad protects against rubbing and chafing. Note: Experia sizing is unique; please reference the size chart for proper size. The no-rub toe seam will not irritate your feet.