Refresh your bad breath with Listerine Cool Mint PocketPaks Fresh Breath Strips for bad breath. These refreshing mint breath strips dissolve instantly, killing 99 percent of germs that cause bad breath.* Conveniently portable to freshen breath on-the-go, slip your 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 fresh breath strip has a refreshing Cool Mint flavor to leave your mouth feeling clean and fresh. *In laboratory tests.