... . Filaments produced by biobased environmental materials PLA ,PVA and engineer plastic ABS , PLA is renewable, biodegradable materials;2. PLA filament process ... , ABS is 220-260°C;3. PLA filament has low melting strength, easily shape when printing, shining surface, bright color;4 ... -3mm/1.75mm natural colorPacking 1/2.5kg spool in plastic reel.More colors, diameters and material (PCL,PVC,PC,PPS ...