Flossing should feel good - simple as that. Our one of a kind, scrubby floss, is uniquely infused with hydroxyapatite to deliver remineralizing HA to the tough to reach spots between your teeth. Scrubby floss glides smoothly and comfortably between your teeth for optimal cleaning. And because transparency matters, all of our clean, effective ingredients are listed on the carton. We love showing you the good stuff inside!