Oscillation: Vertical

Improved visibility helps enhance your game

Multifilament synthetic string

This combined with existing horizontal and vertical oscillation allows the user to his balls throughout the entire court - left

Tecnifibre X-One Biphase 17 1.24 Color:Red Oscillation: VerticalTecnifibre X One Biphase 17 is Tecnifibre's flagship playability tennis string, and for good reason. With plenty of technology packed in for maximum power, feel and comfort, this string is even a great choice if you suffer from arm pain. The 17 gauge is even thinner for increased feel on those touch shots. Biphase process offers 20% increased durability. Multifilament Synthetic string.