These model sizes are just the same as realities and made of PVC plastic. Comparing a model of male pelvis with a female one, the differences between the two can be listed as following:
- Pelvis shapes Short and broad
- Pelvis cava Like a barrel
- Aperture pelvis Rounded
- Sacrum broad and short
- Angles of pelvis arch 90-100 degree
- Symphysis pubica Short and broad
