The arrow clasp is a part of the removable appliance. Invisible teeth correction uses a clasp made of a highly elastic and transparent material, which creates an invisible effect in the mouth. The invisible effect makes it invisible and does not affect the appearance of braces. Invisible teeth correction takes a short time, is comfortable to wear and will not affect your normal life. Invisible braces have a wide range of adaptability: traditional fixed braces are metal braces, but some patients are unable to wear traditional fixed braces because they are allergic to metal or nickel, or cannot adhere fixed braces because of abnormal enamel development. In this case, invisible braces can be used. Invisible braces are less painful: Some adult patients who wore fixed braces as teenagers and now use invisible braces have learned that the treatment process with invisible braces is more comfortable and rarely causes pain.