FS 3 is an accurate model of the nose and naval cavities which has been enlarged by approximately two times for easier visualization. The left half has a removable upper and lower nasal conchae and displays the bones at the base of a skull. The right half has a removable nasal septum and it highlights the mimic muscles and the mucous membrane of the nose. Designed by SOMSO and made from SOMSO-Plast, the dimensions of this educational model are a height of 39 cm, a width of 26 cm, a depth of 27 cm, and a weight of 3 kg.