Which is the index finger and the ring finger?

The finger between the middle finger and the little finger.

The ring finger is the finger between the middle finger and the little finger, which is the most inflexible finger of human beings. It is the finger that people wear a ring (ring) when they get married, also called the ring finger.

The ring finger ring indicates engagement or marriage. Winner: The Science of Winning and Losing shows that the longer a person's ring finger (relative to his index finger), the more competitive and adventurous he is. In short, the longer the ring finger, the easier it is to succeed.