This is 1/2 life size colord skull model,17 parts.product name: color boneproduct size: 14.6*10.2*8.7cmpackage size: 29*22.8*6.8cmproduct weight: 0.5kgnumber of parts: 17 piecesmaterial: pvcthis skull is for basic educational demonstration in anatomy and good for use. adult human skull model with separate bones for easy representation of brain functions the painted bones are designed in different colors for a precise study. this model is taught as a visual aid for course physiology and hygiene. it helps students understand the morphology and construction of the skull.