## material_id property


Gets or sets the material identifier.
### Definition:
```python
@property
def material_id(self):
    ...
@material_id.setter
def material_id(self, value):
    ...
```

### See Also
* module [`aspose.cad.fileformats.obj.elements`](../../)
* class [`ObjShape`](/cad/python-net/aspose.cad.fileformats.obj.elements/objshape)