These Oral-B Pro Cross Action Replacement Brush Heads are engineered for superior cleaning performance. The unique CrossAction brush head features precisely angled bristles designed to reach deep between teeth and along the gumline, effectively removing up to 100% more plaque than a manual toothbrush. Ideal for maintaining optimal oral hygiene, these heads are compatible with Oral-B power rechargeable electric toothbrushes, ensuring a dentist-clean feeling every time you brush.