One may also ask, what racket does Tsitsipas use?
Similarly, what racket does Roger Federer use?
Are Luxilon strings good?
Luxilon ALU Power does not disappoint when it comes to durability, one of the polyester category of strings’ trademark features. Luxilon ALU Power stands out because it’s hard to break, but it also does an excellent job maintaining tension, which helps extend the strings’ overall life.