Designed with a performance-oriented, stay-put fit, along with a Virtually Seamless™ toe for enhanced comfort, these super cool and colorful socks are breathable, durable, and lightweight feel on your feet, designed for however far or how hard you run. Smartwool partners with with ZQ Merino to ensure the sheep that produce their wool are treated humanely, the wool growers are treated fairly, and the farms work to minimize their impact on the environment. Machine Wash Warm Inside Out Made in the USA of imported fabrics