1. Daily cleaning type: cleaning teeth and gums, suitable for sensitive teeth and children over 6 years old 2. Precise cleaning type: high-density hair planting, 3D cutting, efficient cleaning 3. Multi-angle cleaning type: 16-degree cross bristles, all-round and efficient cleaning of wisdom teeth and irregular teeth 4. Professional brightening type: polishing cup design, use the fine particles of toothpaste to remove stains and brighten 5. Flossing type: The floss blade effectively removes food fiber residues 6. Suitable for Oral B D16/BD16+/P2000/PRO2/P400/Pro Ultra/P900/D12/D100/D200/D10Kid/D100Kid/D12Kid/DB4510K (Recommended choice soft and sensitive brush head for children’s series)