Teach your littles ones early on that oral hygiene is important and fun! Marcus and Marcus' Kid's Premium Oral Care set includes our Kid's Sonic Electric Toothbrush, Interactive LCD Brushing Timer and the Marcus & Marcus x Toothbat. Loaded with three fun animated games, the Interactive LCD Brushing Timer, 2 minutes of brushing will fly by in no time! The extra soft nylon bristles are cut in a convex shape for the best care and comfort of little teeth. Our Sonic Electric Toothbrush will vibrate in 30 second intervals to indicate that it's time to brush another part of your mouth.