Oral-B Cross Action brush head turns from green to yellow, indicating when it is time to change. Features precise angles that target plaque to remove up to 100% more plaque vs. a regular manual toothbrush. The shape of the brush head is designed for optimal tooth coverage. Bristles reach deep between teeth to remove plaque and leave your whole mouth cleaner than a regular manual toothbrush.# oral-b # electric toothbrush # toothbrush # toothpaste # floss # mouthwash # replacement head # whitestrips # whitening # clean # fresh # sensitive # refills # dental floss Country of Origin: Germany