Up to 100% whiter teeth in just one week. Advanced cleaning against stains for a brighter smile. The W Optimal White toothbrush head is perfect for those who expect more than just a thorough cleaning to remove stains for a radiant smile. This brush head is also excellent for cleaning between teeth whitening treatments. Say goodbye to plaque. The densely packed, high-quality bristles remove up to 7 times more plaque than a manual toothbrush. Whiter teeth in no time. The W Optimal White toothbrush head features a central brush block designed to remove surface stains caused by food and drinks, surrounded by tightly arranged diamond-shaped bristles. Up to 100% whiter teeth in just one week. Smart brush head recognition. Get the best possible cleaning every time with our Smart brush head recognition. The Philips Sonicare W2 Optimal White brush head syncs with your Philips Sonicare Smart handle and automatically selects the optimal brushing mode and best intensity for exceptional whitening. All you have to do is brush. Brush head replacement. Brush heads lose effectiveness after 3 months, but the Smart brush head recognition reminds you beforehand. Your smart toothbrush tracks how often and how hard you brush your teeth and notifies you when it’s time to replace the brush head. Don’t own a Philips Sonicare smart toothbrush? Just keep an eye on the blue bristles. Once they turn white, it’s time for a new brush head. Worry-free brushing. All Philips Sonicare brush heads are safe and gentle on teeth and gums. Each brush head is tested at various speed settings to ensure excellent durability and exceptional performance with every brush.