more speed, more spin The speed-oriented rubber of the GF series born for.

Two years spending lavishly on numerous digitization of thorough rubber's resilience performance and spin performance.

Mizuno's unique measurement system derived from all directions and angles.

Incorporating various orders of top athletes, born out, plastic compliant, New spin type tension behind soft rubber "GF" series.  

GF = Good Feeling Compared to celluloid balls, plastic balls are generally rated as "harder to rotate", but can plastic balls produce the same "grasping" feeling as before?

It was the focus of development and a difficult barrier.

Compared with "Quasar" of the spin-type tension back software which was Mizuno top model so far, it is able to realize the feeling which the player who hits actually after trial and error, up to 13% up in speed, The result of spin up by 9% up appears.

— Type: Tension system

— Sponge Thickness: Special Thickness: 2.2 mm, Thickness: 2.0 mm