BuMat Dreamer PLA DPLABR-E Elite PLA Filament 1.75mm 1.5-Pounds Printing Material Supply Spool for FlashForge Dreamer 3D Printer, Brown Ink 1.75mm PLA at 1.5lb. (0.7 KG),Diameter of the filament: 1.75mm Filament is designed to fit perfectly inside the Flash forge Dreamer 3D printer. It saves you from having an external holder and finding a way to feed the filament to the nozzle from the outside. User defined melting temperature at between 160 - 180 C Easy to use and performs well on most prints Air Tight Sealed in a plastic bag