Compatible for 4/8/16pcs Replacement Brush Heads Compatible with OB Electric Toothbrush Pro1000 8000 9000 Sonic Adults Vitality(8 pcs)

- 1. Broad Compatibility for HX Series: Precisely fits HX3, HX6, and HX9 series toothbrushes, including models HX3210, HX3211, HX6150, HX6500, HX6510, HX6530, HX9342, and HX6730. The well-matched interface ensures stable installation and smooth operation after replacement. - 2. Gentle Bristles for Comfortable Use: Made of high-quality soft bristles with moderate firmness. They can effectively clean without causing discomfort, fitting the tooth contour to provide a gentle touch for daily use. - 3. Efficient Cleaning Performance: The scientific bristle arrangement enhances the contact area with teeth, helping to remove food residues from tooth surfaces and interdental gaps, achieving a thorough cleaning effect. - 4. Durable and Long-Lasting: Adopts sturdy materials for the brush head body, which is wear-resistant and not easy to deform. Each replacement head maintains good performance during its service life, ensuring reliable use. - 5. Easy Installation and Maintenance: No tools required for installation?just align with the toothbrush and press to fix. After use, rinse with water to keep it clean, making daily care simple and convenient.