4 pcs (1x4) E-Cron® brush. Oral B depths cleaning / FlossAction (EB25-4) replacement. Fully compatible with the following models of electric toothbrushes Oral-B: Vitality Precision Clean, Vitality Floss Action, Vitality Sensitive, Vitality Pro White, Vitality Dual Clean, Vitality White and Clean, Professional Care, Triumph, Advance Power, TriZone and Smart Series.
The E-Cron brush as a substitute for the Oral-B brushes are not bad. Clearly you realize, however, that the movement of the brush is not as pronounced as that of the originals. The force that is transmitted is signified dent lower.