Ultra slim floss-tip (This brush does not replace flossing) bristles. 300% better gum health improvement (Reduction in gingival bleeding vs. ordinary flat trim toothbrush). Slim tip less than 0.01mm ultra soft slim tip bristles. Cleans 2.4x deeper between teeth (vs ordinary flat trim toothbrush). Working Towards a Zero Waste Future: Save water. 1 billion+ children educated on oral health globally.