My Australian Shepherds 1 years and 2,5mois are fans. 1 week bite him and he has hardly budged. By cons in taste I am confused ... at first it did not directly interested in them. I began biting them by rubbing it with sausage. They were immediately more interested and started to play with. It has the smell of the sausage but dogs have realized that they can cut their teeth on. The party that is effective in removing deposits from teeth ... We'll see the use for now because my dogs do not