Importance of Helmets
- posted: May 02, 2017
The average thickness of a male skull is 0.25 inches (6.5 millimeters), while the average thickness of a female skull is 0.28 inches (7.1 millimeters).


Importance of Helmets
- posted: May 02, 2017
The average thickness of a male skull is 0.25 inches (6.5 millimeters), while the average thickness of a female skull is 0.28 inches (7.1 millimeters).

