Life-size skull, which features a movable jaw that is spring loaded, and a removable skull cap. The skull is 7.5" x 5.25" x 6.25" and weighs just two pounds. Made of durable plastic, this 2nd quality skull may have some slight imperfections, be slightly discolored in small areas or be a bit rough on some edges, but the majority of the time it is in near perfect condition.