The advantage of using a temporary 'Work Material' is that you can see the effect of your material morph being previewed on your model in the 3D View window. How to create and edit a material morph without using a temporary 'Work Material': You can then save this material morph that you have created by exporting your model to a.Add another material, repeating steps 4 to 10, until your material morph is morphing all of the materials that you want it to morph.Adjust the settings for your working material.Beside 'Material:', select a material that you want to morph.Beside 'Related Mesh:', select the mesh object that you want to work on.Add a material to this material morph by clicking on the + button (on the right of the Material Offsets list box).Give your new material morph a Japanese name and an English name.A new material morph will then appear listed immediately below whichever material morph is active in the list of material morphs. Add a new material morph by clicking on the + button.In the Morph Tools panel of mmd_tools, select the button, for the material morphs category of your model's morphs.How to create and edit a material morph using a temporary 'Work Material':