Made in the USA. Stay warm with our Winter Collection! Our Socks are engineered to provide warm, dry, and long-lasting comfort. Using our special blend of the finest Alpaca yarn with microfiber ensuring optimum performance and durability. Naturally water-resistant, Alpaca Fiber provides inherent temperature control and moisture-wicking properties that protect your feet more than any other fiber! Lined with terry to keep feet warm and dry, reinforced from heel to toe for extra durability and arch support for stability.