Treat your feet with TRUSOX. By locking feet into the shoe, TRUSOX make for easier change of direction and shot control. These socks are also proven to reduce blisters and enhance comfort. M - Men's shoe 6 to 8.5; Women's shoe 7 to 9.5 L - Men's shoe 8.5 to 11; Women's shoe 9.5 to 12.5 XL - Men's shoe 11.5 to 14.5 60/39/1 nylon/cotton/spandex. Made in USA.