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 Long and narrow
- Pelvis cava Like a funnel
- Aperture pelvis Superior Heart-like
- Sacrum Long and narrow
- Angles of pelvis arch 70-75 degree
- Symphysis pubica Long and narrow
