The crossword solution for the term 'Tennis Shoe Brand' is FILA, a four-letter word. FILA is an Italian sportswear brand that was founded in 1911 by the Fila brothers. It is best known for its tennis shoes, which have been worn by some of the world's most famous athletes, such as Bjorn Borg and John McEnroe. FILA has become one of the most popular brands in the world, and its shoes are now available in more than 80 countries.