Whiten your teeth and remove plaque with Listerine Healthy White Interdental Floss with baking soda. Using Micro-Grooves technology, this dental floss helps remove plaque for a healthy mouth. Formulated with baking soda, it is designed to remove tough stains like coffee, tea, and wine. This shred-resistant floss stretches and flexes, sliding easily between teeth for hassle-free cleaning. Listerine Healthy White Interdental Floss delivers a burst of mint flavor every time you floss. It does not contain mouth rinse ingredients.