8/12pcs Toothbrush Replacement HeadsCompatible for FW-507 FW-508 FW-917 Head(FW-01-3)

- 8/12pcs Toothbrush Replacement Heads for FW-507/FW-508/FW-917：Available in 8-piece and 12-piece packs, these replacement heads are tailored to fit FW-507, FW-508 and FW-917 models, serving as practical daily replacement parts. - Equipped with soft bristles, they offer gentle contact with gums and teeth, suitable for regular everyday use routines. - The structure matches the corresponding heads perfectly, enabling easy installation and stable performance without loosening. - Dual pack options meet diverse needs?8-piece for personal use, 12-piece for families or long-term stock-up. - They integrate smoothly with FW-507, FW-508 and FW-917 devices, maintaining consistent performance for daily use.