Developed with mechanical properties similar to human bone (type 2), this MAXILLA with the absence of teeth 11, 12, 21 and 22, has a reabsorbed area for RGT, maxillary sinus with flexible membrane, TMJ, zygomatic, auricular and occipital and alveolus with buccal bone defect between teeth 21 and 22. Mandible with missing teeth 35, 36, 37, 45, 46 and 47 with reabsorbed area for regeneration. It fits in the support (COD 4020) that allows to make all the necessary movements of mouth opening, tipping and closing for the student to work with both hands as in the real patient. Ideal for classroom teaching or distance learning and hands-on, and can be cut and perforate.