tecnifibre triax 200m rulleTecnifibre Triax is a blend of multifilament and polyester and is called poly fusion. This composition makes the string about twice as durable as a pure multifilament. The string provides high control and is very comfortable to play with plus it provides good spin. Triax is a good choice for players looking for a gentle string to minimize stress on the arm. It is also a good choice for players before starting with multifilament strings. Featuring PU