Invisalign
The Invisalign concept is using a series of clear "aligners" to move teeth in small increments over time. These aligners are worn full-time (except for eating), and changed every two weeks. Invisalign is not the best choice for every orthodontic situation, in several instances, it can be superior to traditional braces. Invisalign may be perfectly suited for the following situations:

For more information, please visit Invisalign's web site, www.invisalign.com. I have found it to be comprehensive and informative.