Excelvan New 3D Filament 3.0mm ABS for Print RepRap MarkerBot 1kg/2.2lbs (Red & Yellow) Specification: Diameter: 3.0 mm / Tolerance: +/-0.02mm / Print temperature: 220-240&#176;C (428-464&#176;F) / Bubble: No bubble 100 percent / Net weight: 1kg/spool / Gross weight: 1.3kg/spool Diameter Tolerances: Our filament quality is very good with tolerances only: +/-0.02mm. Our ABS filaments DO NOT have air bubbles. Material: ABS is made out of oil-based resources and it has a much higher melting point than PLA plastic. It's also stronger and harder. It is an economical plastic notable for its low degree of shrinkage and warping. Compatible with all FDM 3D printer such as Makerbot, Mendel, Prusa, Huxley, BFB series, RepRap, Rapman, Solidoodle etc.