These are squid bones, size 11-15cm. For those who keep turtles, birds such as parakeets, etc. How about as feed? We will send you exactly what is shown in the photos. Washed with hot water, sterilized with boiling water, dried in the sun We will wrap it simply with plastic wrap, but we cannot be held responsible for any breakage or chipping during shipping. Please only purchase if you understand this. (We cannot respond to claims such as 'it was broken when it arrived.')