This product is made from buffalo horn. It is a masterpiece crafted by artisans with care, one by one, by hand. It is mainly used for keychains in high-class hotels and suites. Please be aware that it may be damaged if dropped or hit against hard objects. Size: L100xW39xT27mm. Shipped from Okinawa Prefecture. In Japan: It is known as the "messenger of the gods" in the story of Urashima Taro and is considered a lucky motif. In Hawaii, it is called "Honu" in Hawaiian and is considered a sacred creature, the "guardian of the sea." It is said to bring good luck, protect against danger and misfortune, and symbolize longevity. There is also a legend that it protected surfers from sharks, and it is loved as a guardian deity of surfers. It is also popular for wedding rings and engagement rings. If you wish to purchase with other products, We will discount 300 yen, so please contact us before purchasing. We are sorry, but we do not accept price negotiations.