Toothbrushes harbor a host of harmful bacteria that can re-infect your mouth when you brush. Our Snap-On Sanitizer is a REVOLUTIONARY product that releases all-natural, anti-bacterial vapors to kill germs and safely sanitize your toothbrush between brushings. 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. At least 60 days protection per sanitizer. FDA registered. 100% natural germ-killer. Contains one or more of the following: lemon oil, clove oil, peppermint oil, tea tree oil, thyme oil. Easy to use: After brushing your teeth, rinse toothbrush, shake off excess water and place inside the sanitizer device. The germ defense system goes to work immediately. Stays fresh when in use but will biodegrade when thrown in the landfill.