[PRO] Alchement - Flame Retardant Series(based on ABS), 3D Filament, 1.75mm, 0.8kg (Black) Material: Flame Retardant Series(based on ABS) Weight: 1 kg (2.2lbs) Diameter: 1.75mm (+/- 0.05mm) Roundness: 1.75mm (+/- 0.03mm) Recommended Extrusion Temperature: 220~260