Here is the Dunlop SX 300 Racquet Test Review by Patrick Mouratoglou. The SX 300 Racquets deliver great power and spin, providing more power maneuverability and increased control. It's a racquet for strong junior players and competitors.
The Dunlop SX 300 Racquet is the preferred racquet of Serena Williams' coach, Patrick Mouratoglou. Because of the amazing spin generation, many young players and competitors that like hitting with topspin, use the Dunlop SX 300 Racquets.