Specially bonded filament makes it easy for you to insert Polymer-coated for effortless plaque removal Shred and fray-resistant fibres for your comfort and safety Waxed so it slides easily between your teeth Brushing alone can't get to all the hard-to-reach places where plaque builds up. With its light wax coating and its shred-resistant texture, it slides easily between your teeth and below the gum line. It helps clean the tough-to-get plaque away. Used morning or evening when you brush, Oral B Essential Waxed Floss helps your gums and teeth stay healthy.