Superior cleaning for a healthier mouth (vs. ordinary flat-trim toothbrush). Surround design. Bristles and wraparound cheek & tongue cleaner to remove more bacteria (vs. ordinary flat-trim toothbrush). Toothbrush with battery included. Surround design. Surround bristles simultaneously clean both sides of the teeth, and reach down to the gumline. On/off button. Cleaning power of 20,000 strokes/min. Dentists and hygienists recommend replacing your toothbrush at least every 3 months. www.colgate.com. Made in China under license of Colgate-Palmolive Company, Trademark Owners.