Experience a revolutionary clean with Oral-B Pro Cross Action Toothbrush Heads. Designed with over 2200 angled bristles, these brush heads remove up to 100% more plaque than a manual toothbrush, promoting healthier gums and cleaner teeth. The unique X-shape bristles reach areas that standard bristles cannot, ensuring optimal cleaning efficiency. With a handy usage indicator that changes color from green to yellow, you'll know exactly when it's time for a replacement. Compatible with all Oral-B electric rechargeable toothbrushes, except for Pulsonic and iO models.