Cuttlebone, sized 6.5-15cm. For those who keep turtles, birds such as parrots, etc. How about as food? The item in the photo will be sent as is. Hot water wash, boiling water sterilization, sun-dried. It will be simply wrapped in plastic wrap, but we are not responsible for any cracks or chips during shipping, so please purchase only if you understand this. (We cannot respond to claims such as "it was broken when it arrived")