Profile: Dupont offers a wide range of monofilaments for brushes. Our Dupont filaments come in various sizes, shapes and colors for the broad range of electric & manual toothbrushes, interdental brushes, floss threaders as well as tongue brushes. Our Tynex® embossed filaments are round with an irregular surface that helps to carry toothpaste as well as giviing a perception of an effective scrubber. Our Dupont™ Tynex® comes in solid diamond cross section. Its unique diamond shape enhances appearance & reflects light to highlight color. We also offer classic standard filament, feathered filament, rectangular filament, hexagonal filament, tipped filament and wavy filament.