Natural casting. The natural representation of bone structure in all anatomical details. All the bones are mounted on a plastic base corresponding to the shape of the skull and can be removed from this base. Divided into 16 parts: frontal bone, parietal bone , temporal bone , cheek bone , nasal bone , occipital bone, maxillary bone and lacrimal gland, inferior turbinate and palatine bone, vomer bone, Os ethmoidale, Os sphenoidale, mandible. The articulated stand is convenient for demonstration. But colored.