The Oral-B Compatible Replacement Toothbrush Head offers a gentle brushing experience ideal for sensitive teeth and gums.
Compatible with:
Oral B Vitality Precision Clean, White Clean, Sensitive Clean
Oral B Professional Care 4000 / 5000 / 6000 / 7000 / 8000 Series
Oral B Triumph Professional Care 9000 series
Oral B Dual Clean
Oral B Advance Power 400 / 900
so they are fakes…