Babolat RPM Blast 18G tennis string is designed for players looking for a combination of power, spin, and durability. Here are its key specifications:
- Gauge: 18 (1.20 mm)
- Length: Available in 12 m sets or 330 ft reels
- Material: Co-polyester construction, which provides a good balance of power and control
- Shape: Octagonal, enhancing spin potential
- Color: Typically black
- Recommended Tension: Players often string it at varying tensions, but 55 lbs is common among professionals like Rafael Nadal

