6 Pack Replacement Flossing Toothbrush Heads for Waterpik Sonic Fusion - Compatible with SF-01/SF-02/SF-03/SF-04 - Black with Caps

Wide Compatibility Across Series: Our toothbrush heads are perfectly compatible with Waterpik Sonic Fusion series, including SF-01, SF-02, SF-03, and SF-04 models, providing a comprehensive replacement solution for your toothbrush. Check your model number on the bottom of your toothbrush base before purchasing.