

Tecnifibre X-ONE Biphase Tennis String (200m Reel)
Tecnifibre X-ONE Biphase Tennis String (200m Reel)
The X-one biphase tennis string is the highest level of power and control.
Tecnifibre X-One Biphase is a worldwide best-selling multifilament string known for its unbeatable blend of playability, durability, and comfort. Made in France with advanced polyamide, polyurethane, and a silicone finish, it delivers exceptional power and a natural-gut-like feel. Featuring PU 400 for maximum elasticity, Elastyl and H²C fibers for strength and energy return, and the signature Biphase pre-stretch process for longer life and added spin, it’s ideal for players seeking premium performance without the drawbacks of natural gut. A built-in wear indicator helps you restring before breakage. Recommended at 22–25 kg, X-One Biphase offers elite comfort, power, and consistency—perfect for players who value feel over sheer durability.
🔑 Key Features:
- Premium Multifilament Construction: Made in France with advanced polyamide, polyurethane, and silicone finish for a natural-gut-like feel.
- Exceptional Power & Comfort: PU 400 boosts elasticity while Elastyl and H²C fibers enhance energy return and resilience.
- Biphase Pre-Stretch Process: Increases durability, improves tension maintenance, and adds extra spin potential.
- Natural Gut Alternative: Delivers elite comfort and playability without the fragility or cost of natural gut strings.
- Built-In Wear Indicator: Helps players know exactly when to restring before breakage.
- Recommended Tension: Optimized at 22–25 kg for consistent performance and control.
- Player Profile: Ideal for those who prioritize feel, comfort, and power over maximum durability.
📐 Specifications:
| Type of String | Multifilament |
|---|---|
| String Range | X-ONE BIPHASE |
| Packaging | 200m Reel |
| Color(s) | Natural |
| Gauge (String Thickness) | 1.24 mm, 1.30 mm, 1.34 mm |

