Removable orthodontic appliances can be removed from mouth by patients because they are not attaching to teeth. They customized to fit your mouth and could correct simple malocclusions. Generally, they divided in two groups; first group is suitable for simple movements of teeth. The second group of removable orthodontic appliance is suitable for moving the jaw. Removable orthodontics can be fabricated in variety of materials like acrylic, metal, etc.