Explosive Zone the new EZONE frames by Yonex. The Yonex EZone 100 offers the perfect blend of stability, power, and maneuverability. It is an all around frame for a variety of types of players. The new Quad Power System, which inserts X Fullerene at the top and sides on the head of the racquet, drastically improves face stability. As a result, the frame produced less vibration, more stiffness and unsurpassed power. The new NeoFade grommet system reduces string vibration and provides a solid feel at impact. Finally, the high torque shaft ensures even more face stability. This frame is offered with a 100 sq. in head size for a generous sweetspot and a head light balance for better maneuverability. The 11oz weight provides a faster swing for even more power. Recommended for all court players who want a mid plus frame that can provide higher repulsion as well as control. Headsize100 sq. in Length27 Beam Width23mm26.5mm Weight Strung315g11 oz ColorsBlackWhiteSilverCompositionConstructionHigh Modulus Graphite, X Fullerene Recommended String Tension50 65 lbs Grommet TechnologyNeoFadeFor Reduced Shock Frame TechnologyQuad Power System