Dr. Tung's Smart Floss Dental Floss 27m, Set of 3 *Colors are as shown in the photos. Performance is the same. New, unopened. Purchase date: June 2025 Thank you for viewing. Reference price per unit: Regular price: 1342 yen (excluding tax) Dr. Tung's Smart Dental Floss uses natural cardamom flavor and beeswax, and it expands between teeth, providing a greater sense of cleanliness. The high-performance Smart Dental Floss has been clinically proven to remove 55% more plaque than conventional dental floss, making it an ideal product for those with narrow or wide spaces between their teeth, as well as those undergoing orthodontic treatment.