Removes up to 100% more bacterial plaque in hard-to-reach areas for cleaner teeth and healthier gums vs. a manual toothbrush, Oral-B 3D White features unique polishing cup to remove surface stains and hold whitening toothpaste for white teeth, Compatible with Oral-B electric rechargeable toothbrushes at exception of Pulsonic & iO toothbrushes, Brush head replacement indicator: bristles go from green to yellow based on individual usages reminding you when to change to keep 100% cleaning efficacy, Only genuine Oral-B brush heads are designed to guarantee 100% fit with your Oral-B toothbrush and best cleaning efficacy up to 160+ brushing sessions, Pack includes 2 genuine Oral-B 3D White round brush heads, Oral-B is #1 brand most used by dentists worldwide. Clinically proven results.