3 x GUM TRAV-LER Professional Interdental Brushes 0.6mmAbout this item GUM TRAV LER professional interdental brushes are the result of careful development in collaboration with oral health professionals. It has been scientifically proven that the unique structure of the triangular section bristles rather than round as with all other brushes guarantees better removal of plaque. They are able to remove 25% more plaque than normal rounded bristles The high quality of these brushes is proven by the highest