Signum Pro Tennis strings Tornado 200 m

Co-Polyester monofilament with a Heptagonal and twisted profile Product highlights: Spin - power - controlThe 7-sided Heptagonal and twisted profile offers players a strong potential in the transmission of slice and lift spin. This "twist" technology makes the string more flexible and easier to play. The power is also very important and is associated with good ball control. The durability is important.