Ashaway UltraNick 17 tennis string maximizes durability & string life. It offers minimal tension loss and consistent performance; recommended for professional & amateur players. Zyex Multifilament Fibers provide ultra performance.
- Ultra Soft Power - Zyex multifilament core increases power and resilience
- Ultra Tension Stability - Zyex multifilament core prevents tension loss
- Ultra Sharp Control - Braided surface maximizes control and increases spin