Replacement brush heads designed for thorough and effective teeth cleaning. With a professional dentist-inspired design and specially angled bristles, they help remove up to 100% more plaque than a regular manual toothbrush, leaving teeth smooth and clean.Features: Removes up to 100% more plaque than a manual toothbrush round head, 16° angled fibers help clean hard-to-reach places, soft and effective bristles for thorough cleaning, wear indicator signals the need to replace the head, compatible exclusively with Oral-B iO electric toothbrushes, suitable for everyday use, The package contains 6 heads.