The present invention includes monofilament dental tapes that include a core body having a first external face and a second external face opposite the first external face, where at least one of the first and second external faces has a plurality of indentations protruding into the core body of the dental tape, where the plurality of indentations are provided in from about 5% to about 95% of the total area of the at least one of the first and second external faces. The indentations have a depth within the core body, in relation to the at least one of the first and second external faces comprising the plurality of indentations, corresponding to from about 0.1% to about 95% of the thickness of the core body, taken transversally to the at least one of the first and second external faces comprising the plurality of indentations.