An upgraded version of the Yonex Ezone Ai 98 the all newYonexEzone DR 98 Pluswill continue to be a favorite of aggressive players who love comfort and control The DR 98 starts from a solid base its 98 square inch head combining with a rocksolid 121oz strung weight and head light balance along with a controlfocused 232419 mm beam taper for control of bigger swings The DR 98 sports several new technologies to improve comfort and racquet speed The newNanometric DRmaterial provides more flexibility and resilience to the frame to provide a faster frame snapback for improved ball speed while theOval Pressed Shaftoffers increased flex and stability for added spin and control Not to be outdone in the comfort area YonexsDual Shut Systemplaces shockabsorbing material in the throat and side grommets and grip to reduce shock by 50 over traditional frames Adding to the comfort that this series is known for isQuake Shut Gel which is a unique material designed to filter out unwanted vibrations in the frame before they reach your handIsometric Technology varies the depths of the grooves at the sides and tip of the frame to improve ball pocketing and shot response resulting in a 7 larger sweet spot over traditional roundheaded frames It also produces a stronger shot response on balls hit higher on the face just where modern players tend to make contact