Made with a lightweight blend of wool and silk, the Lift sock provides excellent boot feel for those days where every turn counts. Lightweight cushioning provides sensitivity and the fast drying wool will keep your feet comfy when you're pushing the limits on the mountain. Cushioned shin and heel absorb shocks and insulates Anatomically designed to better fit each foot (L/R) URfit® System provides arch support and memory-knit construction Reinforced toe and heel add durability and longer sock life Smooth, flat comfort toe seam 54% Merino Wool, 27% nylon, 16% silk, 2% spandex, 1% polyester Style# 5995