PLA Silk Copper Filament 1.75mm 3D Printer Filament 2.2 LBS Spool 3D Printing | eBay
GIANTARM Shiny Silk Copper 3D Printer PLA Filament Toughness Enhanced with 1.75mm Dimensional Accuracy +/-0.03mm, 1080 Feet per Roll, Vacuum Packaging, for Most 3D FDM Printer - Walmart.com
2-12 Silk Red Copper PLA Filament 1.75 mm 1KG 3D Printer Filament 2.2L