Eisco Labs Ascaris model is used for biological study, and depicts the internal organs and structures for detailed examination. The model is mounted on a base for display, and is made of durable polyvinyl chloride (PVC) plastic, which is corrosion resistant, lightweight, and has high strength, resisting reactions with acids, gasoline, alcohol, and hydrocarbons.The model is numbered, and features a number key on the model base. Including the base, this model measures 13" wide, 14" long and 1.5" high."Details Identified: (female) Mouth, lips, pharynx, intestine, rectum, anus, female pore, vagina, uterus, oviduct, ovary & pseudocoel, (male) Mouth, lips, pharynx, intestine, rectum, anus, testis, vas deferens, seminal vesicle, ejaculatory duct, penial spicules & pseudocoel.Science education products incorporate applied math and science principles into classroom and homeschool-based projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.EISCO Scientific manufactures and supplies lab equipment for education and industry. The company, founded in 1968 and headquartered in Rochester, NY, meets International Organization of Standardization (ISO) standard 9001: 2000.