IC3D Natural 1.75mm PLA 3D Printer Filament - 1kg Spool - Dimensional Accuracy +/- 0.05mm - Professional Grade 3D Printing Filament - Made in USA PLA Plastic (Polylactic Acid) - a eco-friendly polymer which is harder than ABS, and melts at a lower temperature Amount: 1kg (2.2lbs) of Filament Per Spool Filament Diameter: 1.75mm (Dimensional Accuracy +/- 0.03mm) Recommended Nozzle Temperature: 190 - 240C - Depending on type of 3D printer, printing speed, and ambient conditions Compatibility: Works with all 1.75mm 3D printers including Makerbot, Afinia, Lulzbot, Flashforge, Solidoodle, 3D Doodler (pen), Mbot, and Type A