... Filament PLA , 1.Lower melting point and better smell than ABS, flow rapidly, not blocking the nozzle; 2. PLA Filament 3D ... Filament PLA ,1.Lower melting point and better smell than ABS, flow rapidly, not blocking the nozzle;2. PLA Filament has ... bumps,no break,high hardness.4. Wide colors seletion: natural,red,green,yellow,blue,black,purple,grey,orange5. Packing: 1kg/1 ...