Wide Compatibility for Easy Fit: Our toothbrush replacement heads for Sonicare are designed to fit a wide range models ( for Philips Sonicare), including C3, A3, 4100,W3, G2, C1, C2, and electric handles like 4100, 5100, 6100, 1100, 2100, and 3100. Snap-On systems are supported. Compatible with 2 Series Plaque Control, 3 Series Gum Health, DiamondClean, ProtectiveClean, FlexCare, HealthyWhite, EasyClean, ExpertClean, PowerUp, and more. Effective Cleaning for a Healthier, Brighter Smile: Achieve a confident smile with ease. Our replacement heads for Philips Sonicare feature densely packed bristles that remove up to 10x more plaque than manual brushing. The advanced curved design targets hard-to-reach areas, helping prevent gingivitis and improving oral hygiene. With powerful vibration technology, stubborn plaque is effortlessly broken down, leaving your teeth healthier and noticeably whiter after each use. Gentle Care for Healthier Gums: Effective brushing without compromising gum health. Our replacement toothbrush heads for Philips Sonicare feature premium US DuPont bristles with up to 95% end-rounded tips, providing a perfect balance of deep cleaning and gentle care. This high percentage of rounded bristles reduces gum irritation and ensures a comfortable brushing experience. Durable Design for Reliable, Long-Term Use: Count on consistent performance with every brush. Our electric replacement toothbrush heads for Philips Sonic Care are made with durable PP material and feature a patented internal connection for lasting reliability. Advanced bristle technology keeps bristles firmly in place, while blue indicator bristles gradually fade to remind you when it's time to replace. Affordable 12-Pack for Long-Lasting Value & Satisfaction :This 12-pack of replacement brush heads for Philips Sonicare provides months of premium cleaning, offering an eco-friendly, cost-effective solution for your oral care routine. Your satisfaction is our priority—contact us with any questions, and we’ll help you achieve a brighter, healthier smile. Toothbrush Replacement Heads for Philips Sonicare Electric Toothbrush Heads C3,A3,4100,W,Electric Replacement Brush Heads for Phillips Sonicare Toothbrush C3,4100,A3,W,for Philips Sonic Care Brush,12 Pack