This One-Piece Lower Molar Model is approximately 10 times life-size; it shows the most important Dental Pathologies, including Dental Caries, Pulpitis, Gingivitis, and Periapical Periodontitis. Mounted on base with stand. Size: 5" x 5" x 8" . This Dental Model used in Dental and Medical Schools by teachers and students, with educational programs for easy understanding and learning of Human Anatomy, Functions and pathology. Also used in doctors offices for patient demonstrations and legal presentations.