The toothbrush alone cannot reach all the hard-to-access areas where plaque forms. Oral-B Essential Floss unwaxed dental floss, with its durable structure resistant to fraying, easily glides between teeth and under the gumline, helping to remove stubborn plaque. The unwaxed surface provides a secure grip between your fingers. Use it in the morning or evening while brushing your teeth. With regular use, it helps prevent the formation of cavities and can potentially avoid unpleasant toothaches and costly dental treatments. Oral-B Essential Floss unwaxed dental floss helps keep your gums and teeth healthy.