Save the .blend file to any file location you like. Included in this file are the PBR materials.

How to load the Models:

To load the model/s into your scene click File > Append > mirror cabinet country style.blend > Group, then choose the group to load the models all at once or choose Object and select the desired model.  Then click Append from Library. 

Materials:

All models have PBR shaders, the cabinet has metal knobs, white corpus and mirror.