SPEFIFICATIONS: Flex: Stiff, Frame: HM Graphite / CFR / Tungsten / 2G-Namd FLEX FORCE, Shaft: HM Graphite / 2G-Namd FLEX FORCE / Ultra PE Fiber, Weight / Grip: 4U(Avg. 83g) G5, StrinG: UnStrung, Full Cover, Color(s): Black/Green, Made in Japan,

Enhanced Rotational Generator System: The weight is meticulously distributed across the grip, frame top, and joint, allowing for a quick recovery and seamless transition from one shot to the next. This system is crucial for a continuous offensive game, enabling players to maintain pressure with back-to-back powerful shots.

Power-Assist Bumper: Located at the top of the frame, this specialized bumper adds weight to the racket head. This technology, combined with the extreme head-heavy balance, significantly enhances power transfer to the shuttlecock, resulting in more explosive and effective smashes.

2G-Namd Flex Force: A next-generation graphite material used in the entire racket frame and shaft. It allows the racket to flex quickly and snap back with incredible speed, holding the shuttle for a fraction longer to transmit maximum power and provide a more responsive feel.

Lightweight End Cap: A newly designed end cap that removes weight from the handle, shifting the balance even further toward the racket head. This makes the Astrox 99 Pro the most head-heavy racket in the current Yonex lineup, maximizing smash power for those with a strong, attacking game.

Shot Information Connector: This technology, along with the high-rigidity Anti-Torsion Shaft, reduces frame torque and vibrations upon impact. It provides a stable racket face and clearer feedback, giving players the confidence to hit with power and precision.

Made in Japan: The Pro model is manufactured in Japan, ensuring the highest level of craftsmanship and premium material quality.