Thanks! I have everything I need for that! Nothing special for veg-tan then?
I'd try it on scrap first, as I'd love to share the answer, but then I'd have to open the Resoline. As it is, I can return it.
I know that people paint leather shoes with acrylic paints. I wonder what happens after that. That experiment I can do on my own, tho. I have acrylics.