Oral-B Whitening brush head turns from green to yellow, indicating when it is time to change. Features a polishing cup designed to help remove surface stains while bristles clean away plaque, and is ideal for advanced cleaning and whitening. It even has the power to whiten teeth starting from Day 1 by removing surface stains.# oral-b # electric toothbrush # toothbrush # toothpaste # floss # mouthwash # replacement head # whitestrips # whitening # clean # fresh # sensitive # refills # dental floss Country of Origin: China