Tetris was invented in the Soviet Union in 1984 and became a worldwide sensation, and it is still just as popular today! These cool Tetris men's socks feature a rainbow Tetris logo with tiny tetriminoes on a white background. Wear a pair of these officially licensed Tetris socks for men, and keep those colorful blocks coming. Fits men's shoe sizes 8 to 13. 62% cotton, 35% polyester, 3% spandex. Made in Korea.