- Oclean Ultra White replacement head designed for Oclean electric toothbrushes - Advanced whitening: reduces stains and improves dental whiteness - FlexFit technology: flexible head that adapts to the shape of your teeth - 5° angled bristles to clean under the gum line and hard-to-reach areas - Self-developed DuPont bristles that maximize cleaning effectiveness - Tongue cleaner on the back to keep your breath fresh - Made with safe materials and FDA certified - It is recommended to replace the head every 2-3 months to maintain oral hygiene