Men's and women's socks knit in a warm, naturally insulating and breathable wool-enhanced merino wool blend. These socks naturally regulate temperature, wick moisture, and feel soft against the skin. Reinforced heels and toes add durability for daily wear, while a cushioned footbed provides all-day support—perfect for everything from trail days to everyday routines. Features our famous Westerley pattern, based on the sweater made famous in the film "The Big Lebowski." • 50% Merino Wool/42% Nylon/6% Polyester/2% Spandex • Made in USA Fabric Care • Machine wash, warm • Turn inside out • No bleach • Tumble dry low