Philips Sonicare C2 Optimal Plaque Defence Toothbrush Head HX9024/10 4-pack

Up to 7x more plaque removal than a manual toothbrush Densely-packed, high-quality bristles remove up to 7 x more plaque than a manual toothbrush. And the specially curved power tip makes reaching the teeth at the back of your mouth a breeze.

Automatically selects optimal mode for ultimate results** You'll always get the best possible clean with our BrushSync™ mode-pairing feature**. The Philips Sonicare C2 Optimal Plaque Defence brush head syncs with your BrushSync™ enabled Philips Sonicare toothbrush handle**, selecting the optimal brushing mode and intensity level for exceptional cleaning. All you need to do is start brushing.

Always know when to replace. Always get an effective clean. Brush heads become less effective after 3 months' use, but with BrushSync™ you'll be reminded before this happens. Your smart toothbrush will track how often and how hard you brush and will notify you when it's time for a replacement. Don't have a smart Philips Sonicare toothbrush? Just monitor your blue replacement bristles — when they turn white you'll know it's time for a fresh brush head.

Click-on design for simple brush head placement Your Optimal Plaque Defence brush head fits perfectly with any Philips Sonicare toothbrush handle, except PowerUp Battery and Essence. Simply click on and off for easy replacement and cleaning.

Philips Sonicare's advanced sonic technology Philips Sonicare's advanced sonic technology pulses water between your teeth, and its brush strokes break plaque up and sweep it away for an exceptional daily clean.

Tested to meet your oral health needs All Philips Sonicare brush heads are safe and gentle on teeth and gums. During tests, each brush head is put through its paces to ensure durability and an exceptional performance every time you brush.