Yonex Nanoray 900 Badminton Racquet A new frame that suppresses the angle of the shuttlecock for a completely new angle to your smash Level: Advanced， Type: Offensive， Balance: Head Light Balance， Power Rating: 4 out of 5， Control Rating: 5 out of 5 Flex:Stiff，Frame Composition: H.T. Graphite， H.M. Graphite， Nanometric，Super HMG，Shaft Composition:H.M. Graphite，X-Fullerene，Ultra PEF，Length:674mm Weight/Grip Size: 3U (85.0-89.9g)/G4， Color: Iron Gray Recommended String Tension: 19-24 lbs.