UK UNION JACK! Save the Moxy with these super-comfortable black Knee-High socks showing off the UK flag! Finessed with all the performance Moxy Socks features, these crew socks are an ideal gift for any Anglophile (England Lover) in your life! Complete with the Moxy Performance foot, you will never feel any crew socks this comfortable. Black with Red, White, and Blue, Unisex Adult Size.