5 Pcs/Pack Brush Heads Compatible for Fairywill FW-507/508/515/551/917/959/2011/D1/D3/D7/D8 Toothbrush Bristle

- This is a 5 Pcs/Pack of brush heads, designed with suitable bristles and compatible with FW-507, FW-508, FW-515, FW-551, FW-917, FW-959, FW-2011, FW-D1, FW-D3, FW-D7 and FW-D8 toothbrush models. - The 5 Pcs/Pack specification caters to personal daily use and short-term backup, matching regular replacement cycles. - The bristles are crafted to fit daily usage habits, providing gentle contact for comfortable use each time. - Precision-engineered to perfectly match the targeted FW series models, enabling easy installation and stable performance. - Lightweight and compact, the brush heads are convenient to store and carry, adapting to daily use scenarios.