wisdom dental floss has been designed to clean the hard to reach areas between the teeth & along the gumline where plaque & food debris can build up. with fluoride to help prevent decay mint to leave your mouth feeling clean & fresh & a wax coating for a smooth easy clean. use morning & night when brushing to help keep your teeth & gums healthy to protect against gum disease & tooth decay & to keep your breath fresh., cleans between the teeth & below the gumline, narrower than wisdom tape for smaller spaces