Tecnifibre TF-X1 v2 305 (98) - WhiteTecnifibre TF X1 v2 305 (98) White Maximum power and comfort with the TF X1 305 tennis racket. To boost power, all the racket frames have been designed with rigid ergonomics so that they stay firm on impact for maximum energy return. But the more rigid the frame, the more vibrations which can be harmful for players' arms. Tecnifibre's unique solution: X Damp, the technology developed with TecniLab, to reduce vibrations and provide maximum comfort. How