The ASICS Rally Knee High Socks in men's size Medium are designed for athletic activities, especially training. These athletic socks feature a solid blue color with a pull up closure for a secure fit. Made from a blend of polyester, nylon, and spandex, these knee-high compression style socks provide comfort technology for added support. Perfect for various seasons, including winter, summer, fall, and spring, these ASICS socks are machine washable and a great addition to any man's athletic wardrobe.