This conch shell was made under the supervision of a Yamabushi priest. How about using it as a bear-deterrent whistle for mountain climbing! Regarding the production, it has been thoroughly cleaned, disinfected, and processed, but it is a natural item. Please refrain from purchasing if you are sensitive or seeking perfection. Regarding transactions, no claims and no returns are accepted. It is also listed on other sites, so please understand that the listing will be removed once it is sold out. SPEC Wooden mouthpiece with urushi lacquer-style gold brocade decoration, blowing hole diameter 23mm The taper of the mouthpiece is deeply cut and an 8mm pipe is inserted, making it relatively easy to produce sound. Length: Approximately 35cm Width: Approximately 15cm Weight: Approximately 553g