Philips C3 Premium Plaque Defence White Toothbrush Heads removes up to 10x more plaque (vs a manual toothbrush) from hard-to-reach areas for a truly deep clean along the gum line and between teeth. Ensuring compatibility with BrushSync features when used with a BrushSync enabled Sonicare toothbrush. The Premium Plaque Defence brush head syncs with your BrushSync enabled Philips Sonicare toothbrush handle, selecting the optimal brushing mode and intensity level for exceptional cleaning. Soft rubber sides flex to let C3 Premium Plaque Defence adapt to the shape of your teeth and gums, absorbing any excess brushing pressure and enhancing our sonic cleaning power. Model number: HX9044/17. Pack of 4. Medium bristles. Compatible with all Philips handles. For ages 12 years and over. Manufacturer’s 2 year guarantee. EAN: 8710103805618.