Kyukyodo Insect‑Repellent Incense (20 Sachets)Kyukyodo Special Insect Repellent Incense This insect repellent incense is designed for the protection of calligraphy, paintings, books, and antiques, combining fragrance with traditional practical use. Why can a scented sachet help repel insects? This is because ingredients such as borneol and clove, which are used in these sachets, have long been valued for their insect repellent properties. Not all scented sachets contain these materials, which is