“Invisalign straightens teeth using a series of nearly invisible, removable aligners that are custom-made specifically for your teeth. As you replace each aligner every two weeks, your teeth will move – little by little, week by week, gradually moving towards the projected final position.”

Provided by Principal Dentist Dr Amir Vahdat

More Details:

http://www.invisalign.co.uk/en/Pages/Home.aspx

http://www.yourdentistryguide.com/invisalign/