Hebei Fenghe Industry and Trade Co.,Ltd produce "FengHe" brand dental floss. Our production has advanced scientific and technological content. To make sure the safety of our production, we adopt asepsis operation and ultraviolet sterilization technology. The materials are made of Nylon and Terylene made in our country and from import.. Slides easily with tenacity; Shred resistant; Natural waxed; And it has mint, lemon, strawberry... many kinds of flavors you like.