<p>An orthodontic appliance according to the present invention includes a bracket the bottom part of which adheres to a tooth when a row of teeth is corrected; an arch wire which is inserted into an arch wire receiving groove of said bracket; a cover capable of having a color; and an elastic fixing plate having a cover fixing part integrated which functions to fix said cover. The proposed orthodontic appliance is easy to install due to a self-ligating process, protects one's teeth and gums, and can have various colors to provide aesthetics.</p>