The aesthetic beauty of your face depends on healthy and beautiful smile. A perfect smile creates a great impression. At the same time it is also true that people cannot laugh heartily without a clear set of perfect teeth. People who are suffering from crooked or misaligned teeth always try to find out a way to repair their smile. They are always ready to undergo any types of orthodontic treatment procedure in order to straighten their crooked teeth. Metal braces or visible braces for teeth were used as a medium to straighten teeth in the past. These braces were good but there were some problems regarding the use of those metal visible braces. The first thing is that they are visible. So people were reluctant to use them and talk in front of other people. You can say that these metal braces prevented them to be social. For this reason, visible braces were mainly popular among the kids. They were not popular among the teens and young adults. Due to the advent of modern orth