For braces/orthodontic work.

The Oral-B Orthodontic Brush uses V-shaped bristles to remove plaque from braces and teeth. It can be used as a braces toothbrush or as a brush to clean wires and brackets associated with retainers, headgear and other types of orthodontic work.

Helps you maneuver around braces and wires
Reaches your back teeth
Gives you great comfort and control