We had been asked if Tru-Color Paint works on Shapeways 3-D printed parts used in model building. We can now definitely say YES. Tru-Color Paint can be hand OR air brushed onto Shapeways parts made with either FUD or FXD resin. Just follow the recommendations for using Shapeways parts by exposing them to sunlight or a UV lamp for an hour or so to fully cure any residual resin. As with any plastic part, make sure the surface is clean and you can apply ANY color on the part(s). A custom painter (North Valley Trains) of locomotives that uses Tru-Color Paint exclusively for his projects showed us