The X-ONE BIPHASE string is the best performing in this range on the three criteria of playability, durability and integrity .
String Wear Indicator: Know exactly when to restring—visible fraying at the sweet spot signals peak performance before breakage.
Tecnifibre Strings: Crafted in France, the pioneers of multifilament technology. Delivering unmatched power, comfort, and lasting playability, Tecnifibre strings keep your game at its best, point after point.
- X-one biphase tennis string is the highest level of power and control.
- Recommended tension: Between 22 and 25 kg
- Maximum tension: 32 kg
- Not recommended for those who frequently break strings: (< 10 hours of play)
- Gauge: 16g/1.30 mm, 17g/1.24 mm,
- Length: 40 ft 12.2 m
- Composition: Polyamide, polyurethane, silicone finish
- Colour: Natural