This Modal demonstrates abduction, anteversion, retroversion, internal/external rotation, artificial ligaments. Life size, and the model is mounted on a base for display, MATERIAL:The model is made of polyvinyl chloride (PVC) plastic, which is corrosion resistant, lightweight, and has high strength. DIMENSIONS:The model measures 11.5 x 11.5 x 23.5cm. WEIGHTS: 200g