Keep your toes cozy in these seriously comfy and cushioned socks featured in a luxe wool fabrication and crew-style with a flat knit toe seam for extra comfort and an elasticized arch brace for a so secure fit. This product was consciously made to reduce our footprint and supports our mission to be a little bit better every day. 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, Gentle Cycle Made in USA