Point6 Active Life Sunset Extra Light OTC Socks 60% wool, 3% spandex, 37% nylon Made in USA Pull On closure Fast-Drying Socks: Point6 Ski socks dry more quickly and merino wool naturally moves moisture away from the foot for ultimate comfort. Temperature regulation: Merino wool socks help maintain core body temperature and fight lactic acid build up in the muscles to keep you going strong. Blister-free design: Point6 socks fight blisters with enhanced fit and active moisture management. (Fit features: Seamless toe closures, extra deep heel pockets, cushion where you need it and more.) Guaranteed for LIFE with extreme durability: Point6 is the only company using only compact spun yarn, so socks resist pilling and are more than 25% more durable than any wool sock alternative. Point6 is PROUDLY Made in the USA.