● This is the Kenko Health Rapix 3000W. ● Condition: New ● Set contents: Ring + Bracelet ● Materials: White is aluminum, yellow is brass, brown is cupronickel. ● It is said that even modern medicine has introduced methods on television to treat stiff shoulders, arrhythmia, high blood pressure, etc., by placing one-yen coins (white), five-yen coins (yellow), and ten-yen coins (brown) on the palm of the hand, which has become a hot topic. This method utilizes the magnetic force of the metal to act on trace metals in the blood, stabilizing blood flow and removing static electricity accumulated in the body. The Rapix 3000W is based on this principle.