Do you know how to use several traditional fingers in bow and arrow teaching?

As long as it's to protect your thumb. Data: Finger wrench is an auxiliary launching tool for bows and arrows in the cold weapon era, which is used to protect fingers from injury when pulling bows and releasing arrows. The fingerboard was originally made of depilated ripe leather and tied to the thumb of the right hand to hook the string and open the bow. With the development of tools and the improvement of people's understanding of things, the simple finger protection has developed into a well-known artistic treasure of the Chinese nation today-Banzhier. Modern people's most intuitive understanding of it is the tubular ornaments that men wear on their right thumb in costume movies and TV plays.