The Dual Clean brush head offers a double cleaning, thanks to two moving brush heads in one. It cleans thoroughly to remove plaque, refresh and condition gums. The Dual Clean works with unique Oral-B technology that oscillates, rotates and pulses, causing the bristles to enclose each tooth for an amazing, tooth-by-tooth cleaning. This product contains: 1 x Oral-B - Dual Clean Replacement Head - 2 Pieces