| 摘要 |
It is an object of the present invention to provide a putting guide golf ball that has a contact portion such that the bottom contacts over a wide area on the ground and a rotation indicator on the upper circumference to observe whether it travels straight and spins when hit with a putter such that a golfer can accurately hit it perpendicularly with a putter while practicing. According to the present invention, the lower portion of the golf ball is cut to contact with the ground and an indicator showing the spin state is provided on the upper surface, such that it is possible to easily check whether the golf ball is accurately hit perpendicularly and slides. Therefore, it is possible to practice putting the golf ball such that the golf ball travels straight. |
