Bristle Replaceable Toothbrush Heads Compatible with SG-507 SG-508 SG-551 | Soft bristle spare brush fittings for SG series electric toothbrush daily periodic replacement(5 black heads only)

- 1. Compatible with SG-507, SG-508 and SG-551 electric toothbrushes for easy installation. - 2. Soft bristles provide gentle contact with teeth and gums during daily cleaning. - 3. Soft bristles offer gentle contact with teeth and gums during daily cleaning. - 4. Matches the toothbrush’s function for consistent performance. - 5. Compact design allows convenient storage and carrying for home or travel.