Oral B Super Floss Dental Floss. Orthodontic floss that provides a solution for cleaning between braces, bridges and wide gaps. Oral-B Super Floss is ideal for cleaning braces, bridges and wide gaps between teeth. Its three unique components—a stiffened-end dental floss threader, spongy floss and regular floss—all work together for maximum benefits. Allows you to floss under appliances. Cleans around appliances and between wide spaces. Removes plaque under the gumline. Supplies you with pre-measured strands.