Thank you for viewing. This product is Kobayashi Pharmaceutical's Itoyoji (dental floss) containing 60 pieces. It is a new, unused item, but the front of the package is slightly torn open, so it is being offered at a slightly reduced price. The contents of the product are not affected. [Product Description] ● Thoroughly removes food debris and plaque between teeth, which cause cavities and periodontal disease. ● Plaque and food debris that accumulate between teeth and between teeth and gums cause cavities, periodontal disease, and bad breath. ● Removes plaque and food debris that cannot be removed by a toothbrush (40-50%). [Materials] ● Handle: Polystyrene ● Thread: Nylon