4 Pcs Replacement Brush HeadsCompatible for V1/X1/X3/X5/X3U/X3PRO/v1/v2 Toothbrush Soft Bristle Nozzles(4 Pcs White)

- 4 Pcs Replacement Brush Heads: Practical quantity satisfies daily replacement and convenient backup needs. - Fits V1/X1/X3/X5/X3U/X3PRO/v1/v2 Toothbrushes: Precisely compatible with these models, ensuring a tight fit. - Soft Bristle Nozzles: Plush nozzle bristles offer gentle contact, caring for sensitive gum areas. - Optimized for Daily Use: Reasonable bristle arrangement enhances contact with tooth surfaces. - Easy Snap-On Installation: Simple structure allows quick replacement without extra tools.