Tackle plaque head on with Philips Sonicare C3 Two In One Toothbrush Heads, designed to deliver an exceptional everyday clean while helping you enjoy whiter, brighter teeth. The soft touch head enhances bristle motion to comfortably reach more areas and remove up to 1,000% more plaque than a manual toothbrush. A dense cluster of bristles at the center provides up to 100% more stain removal in just three days. Powered by proven Sonicare technology, these brush heads support gentle yet effective cleaning with up to 62,000 bristle movements per minute, while Sonicare Fluid Action drives fluid deep between teeth and along the gumline. All Philips Sonicare brush heads are carefully designed and clinically tested to meet high standards for quality, safety, and performance and are compatible with all Philips Sonicare click on electric toothbrushes. Dental professionals recommend replacing brush heads every three months, and BrushSync technology tracks usage and signals when it s time for a replacement.