Authentic Filament Creators: Highest quality available, proudly made in China. Here at Ecoreprap we strive to create filaments that are the easiest to print while creating the new standard in performance. To achieve this result, we put all our passion and know how in the filaments production, giving you the most reliable and efficient filaments on the market. Every single compound of materials is accurately tested in our factory, made ready to be printed with the majority of printers out there.