Philips Sonicare HX6003/80 HydroClean Brush Heads, (3-Pack) Philips Sonicare HydroClean Brush Heads feature specially designed paddles that direct fluids between teeth, to get closer to the benefits of flossing. These brush heads fit all Philips Sonicare FlexCare and HealthyWhite models. Three brush heads per pack. Replace your brush heads every 3 ...Philips Sonicare HX6003/80 HydroClean Brush Heads, (3-Pack) Philips Sonicare HydroClean Brush Heads feature specially designed paddles that direct fluids between teeth, to get closer to the benefits of flossing. These brush heads fit all Philips Sonicare FlexCare and HealthyWhite models. Three brush heads per pack. Replace your brush heads every 3 ...