Ci Whitening Floss Mint Wax with Fluoride 50m x 3 pieces Ships via Nekopos 3 pieces ¥600 Mixing with black floss is also possible. Prevents staining and plaque around the interdental areas. Whitening type with abrasive. The spaces between teeth are prone to cavities due to missed brushing, and can also cause bad breath, so how about using this for daily care? #DentalFloss