SPECS More Information Flex Medium Frame Graphite,Nanocell NEO,HM Graphite,Copper Shaft Graphite Joint Built-in T-Joint,Graphite Length 10 mm longer Weight / Grip 4U (Avg. 83g) G5,6 Stringing Advice 20 - 28 lbs Color(s) Deep Green Item Code NF-800G Made In Taiwan Nanocell NEO, A resilient yet surprisingly flexible graphite material AERO Frame, Smoother contours throughout the racquet head for less wind resistance and extra racquet speed. ISOMETRIC, Enlarged Sweet Spot Super HMG, Super High modulus graphite Sonic Flare System, Max Acceleration Super Slim Shaft, Reduced Air Resistance REXIS Shaft, A high-performance shaft precisely designed with an original Yonex molding technique. Improves shot performance and dominates the gameSuper Slim Shaft, Reduced Air Resistance Energy Boost CAP, Increased Control Built-in T-Joint, Increases strength between the frame and shaft eliminating head twist for more control.