Have you got your project all done and fitting inside your plastic box? Don’t like the way it looks? Well, Instructable author thomasC62 has got you covered. In his Instructable Make Your Own Front Panels, thomasC62 goes over how to make your project look more professional by using heavy printing paper, clear spray and double sided mounting mounting film.
See all the details here – Make Your Own Front Panels.
Another way to finish off a project is to have a box 3D printed instead buying a pre-made box. You can often find files on Thingiverse and build your project to fit. If you don’t have a 3D printer you can have it printed through a service like 3D Hubs or makeXYZ.