PS:Please listen in on the model: OCLEAN *Note: Non-original, relevant brush head 1. Ultrasonic electrical toothbrush can effectively get rid of plaque and reduce gingival necrosis. 2. The look of the 3D brush adapts to the luster of the teeth. The small and delicate brush head is straightforward to the contact within your mouth. 3. Adopt DuPont American tynex basic 0 bristles, brush permitted by approach of FDA and UV sterilized. 4. Vacuum packaging, medical security standards. 5. This sort is acceptable for people who smoke or drink coffee. 6. Suitable for Oclean X/ X PRO/ Z1/ F1 Electric toothbrushes. 7 you've got any questions about the toothbrush model, you could seek the advice of visitor service. Thank you. -Vacuum packaging- null