I have other items for sale too! This is a Buddhist conch shell used in Shugendo practices. It is approximately 36cm long and weighs 807g. I have confirmed that the conch shell can produce five tones (two tones of Otsu-ne = wood and fire), and (three tones of Kotsu-ne = earth, metal, and water). ♪^o^♪♪❣️ Please take a look at my profile. ^ ^♪♪ The hole of the mouthpiece is about 6mm. There are natural growth marks. There are no cracks. Please check the photos ^ ^♪ It has a relatively thick body and is a well-balanced conch shell ♪♪ Free shipping nationwide ^ ^❣️ If you need a text on how to play the conch shell for beginners, please write in the comment section. The price is due to the high cost of the shell.