This miniature skull model shows the major sutures of the human skull. The calvarium can be removed to show the 8-part brain made of unbreakable, soft plastic. The mandible is spring hinged. Skull size: 3" x 5" x 3-1/2"; brain size: 2-1/2" x 2-1/2" x 2-1/4".

Choking Hazard: Small Parts. Not for children under 3 years.