Description 6x stronger than conventional PLAPolylactic acid (PLA) is a biodegradable thermoplastic made from plants.Material: PLAWeight: 1 Kg, 1000gr.Diameter: 1.75mm (tolerance: + - 0.02mm)Flexibility: lowHeat resistance: lowNozzle temperature: 190-220 ° CWasher temperature: 60 degrees.Print speed: 50-100 mm / sNo bubbles or bad odorratings: RoHS, REACH