8pcs Replacement Toothbrush Heads Compatible for Electric Brush Head 4100 6500 6100 7500 5300 1100

- Multi-Model Fit：Directly compatible with 4100/6500/6100/7500/5300/1100 electric brushes for daily replacement. - 8 Pcs Practical Pack：Sufficient quantity meets regular refills and backup needs for home or travel. - User-Friendly Design：Crafted to match target models’ structure for smooth, hassle-free use. - Reliable Compatibility：Precisely aligned with electric brush specs to ensure stable performance. - Everyday Utility：A straightforward replacement solution for owners of compatible electric brush models.