Featuring NanoGLIDE®, these socks are highly durable and breathable for fast evaporation. This minimizes friction for fewer hotspots, less chafing and a reduced chance of blisters. Arch supports and spandex ensure these durable socks stay in place and fit to the contours of your feet. Toe and heel reinforcements and full cushioning for even more comfort. Odor protection. Flat toe seams. Machine washable. Made in USA. Sizes: L, XL. Colors: Black, Grey (not shown), Tan. Carhartt Style No.: A402.