The real anatomy of the newborn's tongue, oropharynx, epiglottis, larynx, vocal cords and trachea. Oral and l endotracheal intubation. Simulate the baby's head movement backwards for normal operation Made of high quality Polyvinyl chloride material, tasteless, durable, corrosion resistant and environmentally friendly The dedicated advanced balloon mimics the lungs and stomach. It is more convenient to observe the expansion of the simulated lungs and stomach. Suitable for multiple scenarios and essential for professionals: It meets the diverse needs of medical teaching, anatomical research, fine art sketching, yoga therapy training, and more, making it an ideal learning and presentation tool for students, teachers, doctors, artists, and fitness instructors.