FoxRiver Whitecap Ultra-Lightweight Over-The-Calf Ski Socks 52% Nylon/30% merino Wool/16% Acrylic/2% Spandex Made in US These ultra-lightweight ski socks give you a barefoot fit with wool warmth Enjoy great fit and support from our urfit system Our WICK Dry Technology means your feet are Dry and comfortable Plus, Merino wool adds soft comfort and natural thermoregulation to these cold weather ski socks Made in the USA; our exclusive urfit system provides arch support and memory-knit construction