Silk Copper PLA Filament 1.75 mm 1KG 3D Printing Filament 2.2LBS Shine Silky Metallic Metal Copper Gold Silver Bronze PLA 3D Printer Material HZST3D$$Art & Craft

No polishing needed, prints finished have a Shiny smooth surface,just like real metal copper. No clogging, perfectly compatible with most of the FDM 3D Printer. Industrial & Scientific Additive Manufacturing Products 3D Printing Supplies 3D Printing Filament Recommended Extrusion:195~210℃; Recommended print speed:30-45mm/s; Hot bed: about 60 °C;Retraction 100% Warranty: Premium Quality Guarantee,Within 24 Hours Reply,100% Satisfaction Guarantee