hayden clean+ dental floss | 6 pack | polar mint with anti tartar actives for gentle care | 30 yards per unit hayden hayden expanding floss contains hundreds of tightly woven microfibers that expand between teeth to capture plaque and stains. the result is a deeper clean you can see instantly as the floss visibly expands into a “loofah” with every swipe. plus, the refreshing polar mint flavor and anti-tartar actives keep breath fresh and teeth clean.