Revolutionary snap-on toothbrush protector with anti bacterial discs. Keeps your toothbrush hygienic and fresh for up to 2 months per disc active vapors from powerful essential oils permeate toothbrush bristles. Product Benefits. No Mess, No Fuss, Dry Vapor Action. Fits Most Manual And Power Brushes. No Electricity Or Batteries Required. Ideal And Convenient For Home And Travel. 100% Natural.