The Oral-B Essential Clean Toothbrush Removes Plaque And Bad-Breath Germs. Wavy Bristles Adjust To Your Teeth For An Effective Clean. The Ergonomic Grip Handle Provides Comfort And Control Of Your Toothbrush. Medium, End-Rounded Bristles Are Designed To Be Gentle On Your Teeth And Gums While Providing An Effective Clean. For The Best Results, Change Your Toothbrush Regularly.