Abstract: Disclosed is a tooth brush enclosure which includes a body having a base and a lid which define a cavity dimensioned and shaped to receive a brush portion of the toothbrush. The enclosure also includes a compartment defined within the cavity by a least one of the base and the lid. The compartment is shaped to receive a tablet of sanitizing material. The enclosure further includes a permeable member dimensioned to fit between the compartment and the cavity to allow for gaseous exchange between the cavity and the compartment to sanitize the brush portion of the toothbrush. Furthermore, the enclosure includes a retaining formation defined by an interior surface of the body adjacent the compartment to retain the member in position. Lastly, the enclosure has an aperture defined in at least one of the base and lid through which a handle portion of the toothbrush can extend.