Invisible Braces or Clear Braces
Although these are not strictly braces, Clear aligners do not use wires and brackets for orthodontic corrections. Clear aligners are custom made trays to fit exactly over the teeth.
Virtually undetectable( not completely, the aligners move your teeth millimetre by millimetre until they achieve the correct position. Unlike normal braces, these aligners are removable; making eating, brushing and flossing far easier then conventional braces which are fixed and restict eating.