Mouthpieces for fitting inside a user's mouth and cleaning the teeth, tongue, gums and/or roof of the mouth are provided. The mouthpiece is a hands free toothbrush designed to fit inside the mouth and clean the teeth, tongue, gums and/or roof of the mouth. The mouthpiece is made up of flexible material and is sized to fit the user's mouth. It contains intricately designed tube structures. It will clean the user's mouth, teeth, tongue and gums. The mouthpiece slips in to the mouth and fits or approximates the contour of an individual's teeth. When not in use, the mouthpiece can be kept in its own container for sanitary purposes.