Two models are included (Stl, Obj and Vrml) the skull and the jawbone . It can be used to create other 3D models, for jewelry, for decoration, to create miniatures ... (This is the main purpose for which this model has been created.) If you need another format for the files, ask me without problem. Also any comment, tip or advice are welcome! You Can: Use this file to reproduce all the physical copies you want, modify the file in whole or in part to adjust it to your needs, Use parts of it to create other new models. - You Can't: Share or sell this model with other people or entities. Resell this model on other platforms like this.