Listerine Ultraclean dental floss stretches and flexes, sliding easily between teeth for hassle-free cleaning. This tough, shred-resistant dental floss uses Micro-Grooves technology to remove plaque keeping your mouth healthy. Flossing removes plaque on teeth that brushing may miss and is an important step in your oral care routine. Listerine Ultraclean dental floss delivers a burst of mint flavor for a fresh clean. It does not contain mouth rinse ingredients. 30 yards of Listerine Ultraclean floss that stretches & flexes to slide easily between teeth. Listerine Ultraclean dental floss delivers a burst of mint flavor for a fresh clean. Helps protect your teeth & gums by effectively cleaning hard to reach places that brushing may miss. Micro-Grooves technology removes up to 2x more plaque than Glide Mint Floss* for a better clean. Removes small food particles that get stuck between the teeth and that can lead to bad breath.