How can I make my custom model less shiny in Tabletop Simulator?

I imported a model and UV map to Tabletop Simulator, but the model looks way too shiny. How can I make it less reflective like many of the models that I find on the Workshop?


When importing the model, switch to the Material tab and choose the Wood or Cardboard preset:

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If you've already imported the mode, you can change its settings by right clicking it and choosing Custom on the context menu:

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