Designed for Wide Spaced Teeth. New Look! Unflavored. Waxed. Extra Thick. Yearning to clean those wide open spaces? Johnson & Johnson Reach® Dentotape® Unflavored Ribbon Floss has an extra wide cleaning surface for effective plaque removal between large spaces between teeth. Dentists recommend flossing regularly because it is proven to remove plaque between teeth to help prevent gum disease.