[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 in furniture and flooring. Currently, there are many places where logging is prohibited for nature conservation. It is a valuable material that is becoming very difficult to import. Sturdy chopsticks made of hard jati wood. The slightly longer 23 cm chopsticks are perfect for sharing side dishes and chopsticks. It is a solid construction that fits a man's hand. The 21cm chopsticks made according to the standard size in Japan are for meals. I made Japan size chopsticks from Indonesian wood. Length: 21cm, 23cm Please refer to the photo for a sense of size. Because it is handmade, there are individual differences. Thank you for your understanding. ◎ Precautions for handling wooden tableware products NuMr./Ms. Tara's 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.