Say goodbye to bad breath with the travel-sized alcohol-free Listerine Zero ALCOHOL Cool Mint Mouthwash. Listerine Zero ALCOHOL Mouthwash kills 99.9% of bad breath germs with a less intense taste for a fresher and cleaner mouth than brushing alone. It features flavors found in Listerine Antiseptic mouthwash but in a less intense alcohol-free formula. Add a 30-second rinse to your morning and evening routines and you ll get 24-hour protection from bad breath germs. The less intense great-tasting Cool Mint flavor leaves your mouth feeling clean and fresh.