X-One Biphase

The best multifilament string

Technological characteristics

All advantages of X-One Biphase

Unrivaled sense of comfort and feel.

  • Biphase Process: pre-stretching of the matrix during the production process for added durability (by 20%).

  • PU400 Inside: 400% Elasticity for maximum power and shock absoption

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The tennis bag with the most pockets on the market

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X-One balls

The ball recommended by ATP Tournament Directors