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Tecnifibre X-One Biphase String

Tecnifibre X-One Biphase String

Unrivaled Power and Control 🎾

Regular price $24.99 USD
Regular price $29.99 USD Sale price $24.99 USD
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About this item


Tecnifibre's X-One Biphase String is the epitome of what a tennis string should be. Produced in France, this string is crafted from a combination of polyamide, polyurethane, and silicone finish, explicitly designed for optimal playability, durability, and string integrity. This high-performance string is not recommended for heavy string breakers but is perfect for players who demand the best in both power and control.

Product Highlights:

  • Triple-Criteria Excellence: Exceptional playability, durability, and integrity, making it the best-performing string in its range.
  • Wear Indicator: An innovative feature that signals when the string needs replacing, enhancing its longevity.
  • Made in France: Crafted in France with groundbreaking multifilament technology.
  • PU 400 Elasticity: 400% elasticity for remarkable comfort and dynamic performance.
  • Elastyl® and H²C Fibres: Advanced fiber technology that maximizes power and tensile strength.
  • Biphase Process: A special "pre-stretch" process that enhances tensile strength and spin.


  • Main Materials: Polyamide, polyurethane, silicone finish.
  • String Integrity: Unique wear indicator to signify when a string change is needed.
  • Elasticity: PU 400 and Elastyl® fibers provide unmatched elasticity.
  • High-Temperature Resilience: H²C Fibres for enhanced tensile strength.
  • Processing: Biphase process for added spin and durability.
  • Packaging: Garniture 12m

Why Choose Tecnifibre X-One Biphase String?

  • Material Excellence: Crafted with high-quality Polyamide, polyurethane, and silicone finish.
  • Innovative Wear Indicator: A unique feature that prolongs string lifespan by signaling when a change is due.
  • Exceptional Elasticity: Boasts PU 400 and Elastyl® technologies for unrivaled responsiveness.
  • High-Temperature Endurance: H²C Fibres contribute to the string's high tensile strength.
  • Made in France: Assurance of quality and top-notch performance.

Shipping to all the United States

We are pleased to announce that shipping is completely free of charge throughout the United States. Please allow 1-2 days for us to prepare your order. Once it leaves our warehouse, you can expect to receive your package within 3-7 business days. We are committed to getting your items to you quickly and efficiently. For more information see our Shipping Policy.