The wilson pro staff 25 tennis racket is suitable for juniors aged 5 and older and has a stylish matte black design inspired by roger federers racket of choice this head light balanced racket comes strung with wilson sensation string for a blend of playability and feel and offers an open 16x18 string pattern for more spin a cleaner feedback and vibration resistance are provided by blx technology and the racket features wilson sublime grip for great moisture absorption and amplified traction