The Fibermax is a soft copolyester string made with the Supra Soft Technology. With this string, Dyreex has developed a unique material composition that drastically increases the elasticity and the flexibility. Offering a very good playability, a soft impact and an optimal comfort for a monofilament, the Fibermax has a great balance between control and power that will suit a wide range of players. An arm-friendly tennis string.