BENEFITS: EASY POWER : You told us you wanted more power for your game. So, we made a tennis racquet just for you, and have designed the "easy power" concept. With its new construction and a 660 cm^2 head size, the Evo Strike makes it easy to hit powerful shots deep into your opponent's side of the court COMFORT : Because the comfort of your racquet is of paramount importance to you, we have equipped the Evo Strike tennis racquet with C^2 Evo Feel anti-vibration technology. Integrated into four strategic locations on the racquet, it provides unrivalled comfort with every stroke CONTROL : Power counts, but it's useless if you don't have enough control over the ball. The Evo Strike tennis racquet features Control Frame Technology, combining the stability of a square beam frame with the dynamism of standard elliptical construction. This gives you all the control and precision you need TECHNOLOGY: WOOFER SYSTEM : The first and most effective frame-string interaction system that provides a longer ball and string contact time for greater control and comfort CONTROL FRAME TECHNOLOGY : The Evo Strike frame retains its signature construction, combining the stability of a square frame with the dynamism of an elliptical frame to generate more control and precision, shot after shot. The frame sections in the core area have been streamlined to make your shots sharper in the backcourt C^2 EVO FEEL : A cutting-edge technology incorporated in four different locations in the racquet for increased shock absorption and unrivaled comfort on every shot FLEX ADAPT : Added flexibility, adapted specifically to each area of the frame, maximizes comfort during play. Extra flexibility in the shaft reduces impact intensity and provides a more comfortable feel when making your shot