The Tecnifibre X-One Biphase is a premium multifilament Tennis string that provides an amazing comfort, feel and power. The multifilament construction features and exclusive polyurethane formula which offers 400% elasticity for high power and great dissipation of vibrations for comfort!

SPECIFICATIONS:

• Gauge: 18 / 1.18 mm
• Length: 40 feet / 12.2 m
• Composition: Multifilament, Polyurethane, Elastyl, H2C Fibers.
• Playability: Power, Feel, Comfort
• Color: Natural
• Made in France