Invisalign uses a series of custom aligners that are changed every few weeks
https://padlet.com/meriantnwd/bookmarks-s023d8l6dkeccj2zfj0i/wish/4b3zaM24b9J9Q2j7
Invisalign uses a series of custom aligners that are changed every few weeks, moving your teeth step by step toward a healthier, more balanced smile.