Intense Bite and Spin Control – Powered by SIF Technology
Unleash ultimate control and spin potential with our revolutionary SIF technology (Silicone Infused Filament). This specially developed 8-sided tennis string maximizes ball contact and provides exceptional spin on every shot.
For players who dominate:
- Ideal for baseline players with medium to fast swing speeds
- The aggressive surface structure grips the ball for a precise and powerful spin performance
- Superior control combined with aggressive ball handling.
Experience the perfect combination of precision, bite and an unprecedented spin feeling – perfect for players who seek to make the difference on the court.




