Curaprox Interdental Brushes Regular Orange CPS14Z is part of the Regular brush range that have the widest range of cleaning radii of the Curaprox interdental brushes. With the usual strong wire core and dense bristles they are especially suited to special care needs such as with orthodontic appliances, under bridges and for users with limited dexterity. Curaprox Interdental Brushes Regular Orange CPS14Z are designed with a strong wire core and dense bristles which are suited to special care needs such as with orthodontic braces. These special brushes can help you reach those hard-to-reach places to provide you with a clean and thorough tooth-cleaning experience.