The YSoft be3D eDee printer uses PLA (polylactic acid) filaments, an odorless and non-toxic, bio-degradable biopolymer. Y Soft certifies PLA spool filaments from Y Soft resellers that are optimal and safe for eDee. Filament properties (such as the melting temperature) can vary by color and brand. Y Soft certifies filaments that are optimal and safe for eDee. And, with Print Roaming where students can use any eDee printer, a Y Soft certified filament ensures that the model is produced with the highest print quality and without costly damage to the printing nozzle. One spool of certified white PLA filament is included when you order YSoft be3D eDee solution.