Invisalign is an orthodontic system that uses aligner, so it doesn’t use braces and wires like traditional orthodontic treatment. It uses something removable and Let me give you an example of an Invisalign aligner. Invisalign in Pune How it’s look alike? It’s a clear plastic that is elasticized and it puts pressure to allow the teeth to move into a more desirable position, so the patient wears this on their teeth for one week and within that one week it will move all of the teeth that it’s designed to move about 1/4 of one millimeter.