Wilson Ultra Power Junior 23 3 5/8 WR118810H tennis racket. The Head children’s racket is suitable for recreational tennis matches. AirLite Alloy technology creates a lightweight and durable construction. AirLite Bumper technology provides lightweight head protection. Stop Shock Sleeves technology reduces string vibrations. C-Beam frame oval cross-section offers more power to hits and improves stability. Aluminum construction. Includes a 3/4 zippered cover with an adjustable strap. Technical data: Age: 7-8 years or height 119-135 cm. Grip size: L0 (3 5/8). Material: aluminum. Racket weight (unstrung): 207 g. Racket length: 58.4 cm – 23″. String pattern: 16×17 in. Balance: 26.5 cm. Head size: 613 cm² / 95 in². Factory grip: yes. Factory stringing: yes. 3/4 cover included: yes.