What material used do you use 3dprint ATMOStag tiles?

We use PLA (Polylactic acid), a biodegradable thermoplastic derived from renewable resources, such as corn starch, tapioca roots, starch, or sugarcane. PLA is manufactured in a variety of colors, opacities and textures. But the tiles can also be printed, using outside contractors, using other materials such as metal, ceramics, resins or precious metals…