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

- 5 Pcs/Pack Replacement Brush Heads: Practical quantity meets daily replacement and backup needs for families or individuals. - Fits FW-507/508/515/551/917/959/2011/D1/D3/D7/D8 Toothbrushes: Precisely compatible with these models, ensuring a tight connection. - Reliable Bristle Structure: Well-made bristles provide consistent performance during daily use. - Easy Bristle Replacement: Designed as a convenient refill part for your existing toothbrush. - Hassle-Free Installation: Simple snap-on design allows quick replacement without extra tools.