These are braces that are attached to behind the teeth. They are very discreet as both the braces (ie: the metal attachments on the teeth) and the wires that are attached to them, are along the insides of the teeth.
There are several popular combinations chosen:
The individual braces and wires are customized for your mouth. The braces itself look wide and this allows the braces to be made sufficiently strong yet thin enough to maximize tongue comfort and to minimize initial speech changes that are temporary.
How can the temporary speech disturbances be minimized?
What is different with the lingual braces now compared with 10 years ago?