UltraDEX Anti-Bacterial Coated Interdental Tape 25mPlaque and tartar causing bacteria can be found in the smallest and most difficult to reach areas of your mouth, particularly between teeth and below the gum line. These areas cannot be reached by brushing alone. UltraDex Interdental Tape slides comfortably between teeth to effectively remove plaque & debris above and below the gum line. In addition, the anti bacterial agent has been shown to kill bacteria that can cause gum problems, tooth decay &