Sporting three bristle zones, Oral-B’s Trizone brush head is the one to go for if you’re looking for a super deep clean. This is also Oral-B’s only non-circular brush head design and has ...

a nubby rubber sheath that slips on to the user's finger. Spongo "The No Bristle Toothbrush" White Rose Tooth Soap Bibliography ~ see the Bibliography Section for a full list of the references used in ...