Hit Stabilizer: Improves off-center stability by increasing racket inertia at 3 o' clock & 9 o'clock on the racket hoop without changing balance or adding weight, increasing racket forgiveness.
SI3D: Optimizes three-dimensional frame bending for targeted power, spin and control.
Click-and-Go: Bumper and grommet system that enhances durability and application through a superior fit.