The Curaprox CHS 300 are replacement brushes for the Hydrosonic CHS 100 and Hydrosonic Black is White toothbrushes. The brush head contains super fine but slightly stronger cure filaments with a diameter of 0.152mm. The brushes are particularly gentle and gentle and are therefore also suitable for people with sensitive gums. Thanks to the hydrodynamic effect, cleaning is also possible where the filaments cannot reach. Was developed together with Prof. Dr. med. dent. Ueli P. Saxer.