The Oral-B Sonic brush for sonic toothbrushes reliably removes plaque to prevent caries, and provides at the same time for firmer, healthier gums without irritating it.
Then, the Oral-B Sonic is ideal for you, because extra soft Criss Cross bristles are gentle on teeth and gums. The patented cross-slanting Crisscross bristles clean teeth thoroughly remove plaque particularly gentle and stimulate the gums. Blue, longer interdental bristles clean deep into the interdental spaces, even in hard to reach places.
Soft rubber backing minimizes vibration.
Complete S18 S12 S12513 type 3737 4717,The Generic Oral-B Sonic Replacement Heads are meant for Oral-B SONIC Complete and Oral-B Vitality Sonic Electric Toothbrushes ONLY. Not for the PULSONIC Toothbrushes.
It should be as many bristles touching the teeth. Press lightly. Use the toothbrush twice daily at least two minutes, which is the recommended brushing time by dentists.
1 * 4 piece Replacement Brush Heads