Fully Compatible - GottaShine replacement brush heads are specifically designed to be fully compatible with all Philips Sonicare electric toothbrush handles that feature the SNAP-ON System, including DiamondClean, 2 Series Plaque Control, 3 Series Gum Health, ProtectiveClean, FlexCare, FlexCare+, HealthyWhite, HealthyWhite+, EasyClean, DailyClean, ExpertClean, PowerUp, and Essence+ models, ensuring easy attachment and convenience for use. Comfortable and Durable - Experience the difference with premium DuPont bristles from the US, the same high-quality as name brand toothbrushes. GottaShine toothbrush heads for Philips Sonicare feature higher ratio end-rounded bristles that provide ultimate comfort for your teeth and gums, giving you an unparalleled brushing experience that is both comfortable and long-lasting. Effective Cleaning - Smile with confidence! Our toothbrush replacement heads with genuine DuPont bristles and powerful vibration technology easily remove up to 7 times more plaque. The curved shape design allows for thorough cleaning of hard-to-reach areas, leaving your teeth noticeably whiter and your mouth feeling refreshed and clean. Indicator Bristles - Each replacement head features indicator bristles that fade over time, serving as a helpful reminder to replace the head (usually every three months) for optimal performance and oral health. This simple but effective feature ensures that you always have a fresh and effective toothbrush head for a healthy and sparkling smile 100% Satisfaction Guaranteed - We stand behind the quality of our replacement brush heads, and your satisfaction is our top priority. If you're not completely satisfied with your purchase, simply contact us and we'll make it right. With our 100% satisfaction guarantee, you can confidently try toothbrush heads risk-free and experience the superior cleaning performance for yourself.