The Slim Sonic brings a whole new dimension to sonic toothbrushes, merging fashion, ease of use, and best of all its slim size make it a perfect on-the-go companion. It's convenient and truly portable. Fashion meets functions with a great big healthy smile. Designed for the smart, on the go fashion forward woman who appreciates value and products that deliver what they promise. Slim is the first portable sonic toothbrush with a snap on vented mascara style cap.