[No coating agent used! ] It is a handmade wooden product] The so-called teak. In Indonesia it is called Jati. Jati, which is produced in Indonesia and Thailand, is one of the finest timber in the world. It has excellent durability and water resistance, and is used for furniture and flooring. It is a perfect wood for cutting boards. Currently, there are many places where logging is prohibited for nature conservation. It is a valuable material that is becoming very difficult to import. Since it is a natural material, it gets used to it as you use it. It can be used for many years with simple care at home. ◎ Precautions for handling wooden tableware products Nusantara wooden tableware is not oiled at the time of shipment to take advantage of its natural texture. By applying your own cooking oil such as salad oil, it will prevent wear and dryness. Clean it regularly with oil and use it for a long time. Also, please avoid using the dishwasher.