PS:Please eavesdrop on the model: OCLEAN *Note: Non-original, applicable brush head 1. Ultrasonic electrical toothbrush can efficiently eliminate plaque and decrease gingival necrosis. 2. The appearance of the 3D brush adapts to the luster of the teeth. The small and mild brush head is easy to the touch within your mouth. 3. Adopt DuPont American tynex classic 0 bristles, brush authorised via way of FDA and UV sterilized. 4. Vacuum packaging, clinical security standards. 5. This variety is appropriate for folks who smoke or drink coffee. 6. Suitable for Oclean X/ X PRO/ Z1/ F1 Electric toothbrushes. 7 you've any questions on the toothbrush model, you might seek the advice of visitor service. Thank you. -Vacuum packaging- null