These are a series of clear dental appliances that are formed to the shape of a patient’s teeth. Clear aligners gradually improve appearance and function by applying gentle, consistent pressure to a patient’s teeth. A series of upper and lower clear trays are custom fabricated based on the individuals malocclusion. They should be worn atleast 20- 22 hrs per day. Each set of trays should be worn for atleast 10 to 15 days before progressing to the next.