Tecnifibre’s X-One Biphase uses a heating process (H2C) which increases the cohesion between molecules allowing this string to have excellent power and exceptional feel. Their patented Biphase process extends string life by up to 20% and provides enhanced spin. Tecnifibre X-One Biphase has been a best selling multifilament for years and continues to be an industry leader for players that want comfort and power.

Tecnifibre X-One Biphase 17 Tennis String (Natural) Specs:

• Gauge: 17
• Diameter: 1.24 mm.
• Construction: Multifilament
• Composition: Polyamide
• Shape: Round
• Colour:Natural
• Length: 40 ft. / 12.2 m.
• Made in France
• Product Code:01GXONE124