12PCS Soft Replacement Heads Compatible for X/X PRO/ Z1/ F1 Gray Brush Toothbrush Nozzles

- 12PCS Gray Soft Replacement Heads for X/X PRO/Z1/F1 Toothbrush Nozzles：This 12-piece pack of gray soft replacement heads is tailored to fit toothbrush nozzles of X, X PRO, Z1 and F1 models, serving as practical daily replacement parts. - Crafted with soft bristles, they deliver gentle contact with gums and teeth, ensuring a comfortable experience in everyday use routines. - Designed in a sleek gray tone, it adds a minimalist touch while perfectly matching the compatible toothbrush nozzles. - The structure aligns with the four models seamlessly, enabling quick installation and stable performance without loosening during use. - The 12-piece configuration provides sufficient replacements, catering to personal or small-family long-term usage and regular changes.