I have various other items for sale too! This is a thick-shelled, spiritual conch shell. It's approximately 33cm long and weighs 1029g. I've confirmed that the conch shell can produce five tones (2 for the lower register: wood and fire, and 3 for the higher register: earth, metal, and water). ♪^o^♪♪❣️ Please take a look at my profile! ^ ^♪♪ The mouthpiece hole is about 6mm. There are natural growth marks. There are no cracks. Please check the photos! ^ ^♪ It's an easy-to-carry size, but it's thick and heavy^ ^ Free shipping nationwide! ^ ^❣️ If you need a beginner's text on how to play the conch shell, please write in the comments section. The price is based on the cost of the shell.