Remove up to 20x more plaque than a manual toothbrush and experience the best of Philips Sonicare: effective whitening, plaque removal plus better gum health This brush head with multi-angle bristles keeps plaque removal on course no matter your technique; the All-in-One brush head delivers range-leading cleaning, even in hard-to-reach areas Achieve up to 100% more stain removal in 2 days²: the All-in-One brush head includes triangular bristles to increase surface contact and clean away stains more effectively Get up to 15x healthier gums in six weeks¹: the side bristles of this brush head are extra-long to keep your gum line brushed even while you're focusing on your teeth Proven Sonicare technology cleans gently yet effectively with up to 62,000 bristle movements; dynamic fluid action supports cleaning by driving fluid deep between teeth and along the gumline Click-on design: Philips Sonicare A3 Premium All-in-One brush heads fit all Philips Sonicare handles⁵ You'll know when it's time to change the brush head thanks to BrushSync replacement reminder (compatible handles) that tracks how often and how hard you brush, and when blue bristles turn white 70% of the plastic in this brush head is bio-based³; paper-based recyclable packaging⁴ The set includes: 2x A3 Premium All-in-One brush heads, black