1. The cup-shaped brush head rotates left and right to effectively clean the stains on the surface of the teeth 2. The diagonally crossed bristles, vibrating back and forth, effectively remove the stains that are difficult to remove in the interdental space 3. Snap-in brush head, easy to replace, easy to clean and maintain 4. Material: DuPont bristles 5. For Oral-B 3733 4732 4734
