Philips Sonicare Optimal White HX6068/13, 8 Ks, Electric toothbrush unisex, Show off your dazzling smile and perfectly clean teeth. Philips Sonicare Optimal White HX6068/13 toothbrush replacement head will help you achieve the best possible results with your oral hygiene. Replacing your brush head on a regular basis ensures the same effectivity of brushing you’d get with a new toothbrush. Characteristics: removes plaque reduces unwanted tooth discolouration and staining comfortable and easy handling brushes teeth more effectively than a manual toothbrush How to use: Attach the replacement head to the appropriate brush and click into place. Rinse the brush head thoroughly under running water after every use. Replace the brush head regularly, ideally every 3 months.