The Yonex EZONE DR 100 (300) Blue/Black tennis racquet puts dynamic performance in the palm of your hands with increased flex and repulsion. A larger sweet spot also leads to enhanced power. High-performance players will enjoy the aggressive color combination. The new cosmetic is inspired by pro player Nick Kyrgios. Sony Smart Tennis Sensor -compatible with the SO1 adapter ring. Oval Pressed Shaft helps increase dwell time for enhanced ball spin and control. Super Cushion Grip helps minimize vibration.