Those who want to realign their smiles but do not want to use conventional orthodontic appliances now have an alternative in the form of invisalign braces . These appliances are used to correct poorly aligned, crooked teeth and provide serious improvements and benefits that address all kinds of aesthetic concerns. The main reason why people decide not to wear metal braces is because of the social awkwardness they have to go through. These frames are fine for children but can have a very negative impact on the look of adults. Due to this, several people choose to live with the unattractive effects of a crooked smile. Invisalign braces, however, are almost invisible. They are a succession of clear trays that easily fit over the projections. While they are not completely imperceptible they are very subtle compared to other braces. Another reason why adults prefer not to wear metal orthodontics is that they are unpleasant. They bruise the lips and scratch the mouth and cause ...