Oral-B Genuine Precision Clean Replacement White Toothbrush Heads, Refills for Electric Toothbrush, Deep and Precise Cleaning, Mailbox Size, Pack of 8Easy delivery: 8 counts of Oral B Precision Clean toothbrush head in a mailbox compatible packaging Remove up to 100 percent more plaque than a manual toothbrush Only Oral B brush heads are guaranteed to fit the entire lineup of Oral B handles (excluding Oral B Pulsonic) Triple Zone Cleaning provides up to 2X deeper reach in between teeth vs a manual toothbrush Oral B's exclusive round brush head cleans tooth by tooth for cleaner teeth and healthier