Features:
Inspired, designed, and tested with Roger Federer for his personal racket.
SABR Frame Design for excellent performance versatility, allowing for pace, spin, and direction changes, whichare a signature of RF's style.
Glide Guard B&G for reduced air resistance and faster racket head speed.16x19 string pattern for added power and spin due to increased string stretch
Braid 45 Technology for enhanced ball pocketing and stability authentic to RF
Feel Fill: Internally foam filled with PU to optimize vibration dampening authentic to RF