It is a ring of unique shape with 24 holes with a diameter of about 18 mm opened.
The thickness is 5 mm thick and the shock to the hand has been relaxed considerably. Weight is also suppressed by opening the hole, you can enjoy the same light and comfortable throw as standard as ring with thickness. There are almost no disadvantages due to the hole being opened, and all the techniques of normal rings can be done in the same way.
Although the ring is a tool that is very susceptible to the influence of the wind, the area that receives the crosswind decreases due to the presence of the hole compared to the type without the hole, and although it is slight, it can weaken the influence.
Width : Approximately 3.7 cm
Diameter : Approximately 32.4 cm
Weight : Approximately 115 g