Clear (default) Autodesk Solid Glass used for the wine glass
Blue Autodesk Solid Glass used for the plate and bowl
Lets you choose a color for the glass.
When Custom is active, the Custom Color control appears. This drop-down list gives you these choices:
Click the color swatch to change the color.
Click the map button (or use Slate Material Editor node wiring) to assign a map to the material.