The Oral-B Io 9 Duo Electric Toothbrush set provides an advanced daily oral care experience. Featuring leading cleaning technology, these brushes offer superior plaque removal and gum health improvement over a manual toothbrush. Designed for precision, the unique magnetic drive system ensures energy is delivered directly to the brush head bristles, resulting in a satisfyingly smooth, quiet whole-mouth clean. This duo pack is ideal for couples or for having a spare premium brush ready for use.