Clean Performance: Thanks to Sonic technology, which enhances the production of oral fluids, Philips Sonicare For Kids is ideal for children wearing braces - perfectly cleans and removes all food residues in and around the braces. Also removes 75% more slab inaccessible to any other classic baby toothbrush. With the KidTimer timer Philips Sonicare For Kids helps children gradually brush their teeth at the recommended 2 'time, within the first 90 minutes. in.