Item : B0002KHTG6 Customer Reviews not sure if it does anything by .. rachel g (new york) I use this sometimes in addition to the floss action brush heads but I can't tell if they do anything. My teeth are white to begin with so it's hard to tell if this works. best knwn to me by .. Marco T. Eugenio () We are, my wife and I, very happy wth our new OralB electric tooth brushes Much better that any other one we ever had. Advance technology. Marco Y Mercedes. Oral B Triumph 9400 Toothbrush not bad... by .. Silver (USA) while brushing, i felt the dual action brush head worked better, but I did notice my teeth getting whiter by the week, which did not happen with the dual action brush head. A "must have" by .. V. Foldevi (Georgia, USA) In my opinion this is a must have to go with your electric Oral B toothbrush. I have 3 differnt replacement heads, however I use the whitening placement head every single morning. I would highly recommend this item. Give your teeth pleasure by .. Ms. J. Norris (Volcano, Hawaii) These brush's are incredible. Teeth have never felt better or cleaner except at dentist office. Very impressed.