About the product
- Only compatible with Duo Pro and not compatible with Duo
- ProFlex Brush Heads - AquaSonic\'s improved ProFlex Brush heads offer improved plaque removal with precisely angled bristles with alternating hard and soft areas that are gentler on gums and slightly harder on teeth
- Improved Plaque Removal - ProFlex brush heads offer 40% improved plaque removal when compared to standard brush heads
- Improved Whitening - Whitening is improved 20% with stiffer bristles on the surface enamel while outer bristles remain gentle on gums.
