Yinhe T-9 pro is a two-speed type blade. It has a balsa core and has a carbon layer on the fast side. The slow side is for chopping. T-9 is ideal for players who prefer the feeling and the control of the balsa cored blades and the fast attack of blades like T-11+. bit carbon only one side Speed: 9 Control: 8 Ply: 5 ply wood + 1 carbon Thickness: 9mm average Weight: 75?5g Type: fast attack with loop Feeling: FAST Handle: Long(Shakehand)-FL