Babolat RPM Hurricane 16 660' Reel Tennis String Reels Yellow : The Babolat RPM Hurricane 16 660' Reel tennis strings puts spin within your sights. With a rough texture and coating, this monofilament co-polyester string glides easier and enhances spin on the ball. Players will enjoy a soft, arm-friendly feel as they play on the court. If you want to unleash match-winning spin on the court, the Babolat RPM Hurricane 16 660' Reel is an excellent option. High density co-polyester construction pro