The Listerine Smart Rinse is a mouthwash designed to help keep your child's teeth and gums healthy. The mouthwash is specially formulated for children aged six and over, and it features an alcohol-free, fluoride-rich formula that helps to clean teeth and prevent cavities. The mouthwash comes in a variety of fun flavors that kids will love, and it is easy to use. Simply swish the mouthwash around your child's mouth for 60 seconds and then spit it out. Help your child maintain healthy teeth and gums with Listerine Smart Rinse.