The TriZone toothbrush head provides a deep clean with its triple-zone technology. Its bristles sweep in-between teeth to help you brush as you would with a manual, but with the added benefits of power. Three bristle zones feature a power tip for back teeth, shorter bristles to clean surfaces and longer sweeping bristles that can reach two times deeper between teeth than a regular manual toothbrush. Compatible with Oral-B Genius, Pro, Smart and Vitality electric toothbrushes. Dentists recommend to change brush head every 3 months for the best clean. Compatible with all Oral-B handles except Pulsonic and iO. Features and Benefits Triple-zone bristles technology - Recommended to sweep-in between teeth to deliver the superior results of a power toothbrush. 100% more plaque removal - It removes more plaque than a regular manual toothbrush. Triple Cleaning Action - With 3 bristle zone, it helps you brush as you would with a manual toothbrush for easy handling. Specifications Colour: Whit