[Kevin Hunckler] recently did some in-house manufacturing for a product and shared his experiences in adding high-quality custom graphic overlays or acrylic panels ... and makes a design document ...

For example, I like the Prusa V2 LACK enclosure design and its 3D-printed parts, but the next time I build one I will use corrugated plastic panels instead of acrylic. In preparation for this ...

Panels like Art3d's Decorative 3D Wall Panels in Diamond Design are popular ... cardboard-suitable glue, primer, and acrylic or spray paint. You may also need a foam board or additional cardboard ...