In the language of the Yuruba people, Ibeji wants to say twin: Ibi for born and Eji for two. They represent the figure of a twin deceased. This Ibeji is then treated like would have been to it the missing child. It is the mother who must deal with the ibeji; it can wash it and nourish it regularly. If she dies, it is the remaining twin who takes over. This ibeji is equipped with a interesting used patina, oily, lubricating.