Listerine Smart Rinse Fluoride Rinse, Anticavity, Disney Frozen, Bubble Blast - 16.9 fl oz Protect your child's mouth with LISTERINE SMART RINSE, DISNEY FROZEN, BUBBLE BLAST. For kids six years and older, this anticavity fluoride rinse is clinically shown to prevent and reduce tooth decay, and it offers 12- hour cavity protection. LISTERINE SMART RINSE strengthens teeth 99 percent better than brushing alone,* and cleans even in hard-to-reach places brushing may miss. It tints food particles and debris, leaving proof in the sink of a cleaner mouth. LISTERINE SMART RINSE is an alcohol-free fluoride mouthwash, and the sweet bubble blast flavor and DISNEY FROZEN theme make it fun for kids to take care of their teeth. *Based on laboratory testing.