Refresh your bad breath with Listerine Cool Mint PocketPaks Breath Strips. These orally dissolving mint breath strips dissolve instantly, killing 99 percent of germs that cause bad breath.* Convenient to carry on the go, slip the portable pack into your purse or pocket, so you can easily get fresh breath and kill bad breath germs after your morning coffee, or before an important meeting or date. Each bad breath strip has a refreshing Cool Mint flavor to leave your breath feeling clean and fresh. *In laboratory tests.