In the process of wearing braces, traditional Chinese medicine wears cowhide tendons. What does that do?

Do you feel a gradual contraction in the belt? It is important to use its toughness to slowly move the teeth back. I have worn them before. At first, my teeth were very sour, but later they recovered. Remember to change it every day, otherwise it won't work without toughness. Hang in there. It will be beautiful when you take off your braces.