DS-17 – Enlarged approximately 4 times, in SOMSO-Plast. The model shows the organs of the middle ear space and of the inner ear. The membranous and the bony labyrinth are shown, the cochlea can be opened. Altogether in 3 parts. On a stand with base. Height: 20 cm., width: 18 cm., depth: 18 cm., weight: 300 g.