8 pcs. (2x4) of brush heads to E-Cron® teeth. Philips Sonicare ProResults replacement. Fully compatible with brushes models Philips electric toothbrushes: DiamondClean, FlexCare, FlexCare Platinum, FlexCare (+), HealthyWhite, 2 Series, EasyClean and PowerUp.
Proper operation, the brush hairs profile is cut more coarsely than the original brush, but this has no impact on the user experience. Given the recommended duration of these ends (3 months), the purchase is quite consistent.