Amazon.co.jp: 1.75mm 3D Printer Filament 3D Printing Plastic Material Bubble Free 1KG 2.2LBS Rainbow Spool for 3D Printer 3D Pen (Color : Gold) : Industrial & Scientific
Amazon.com: MIKA3D Silk Shiny PLA Gold 3D Printing Filament, 1Kg 2.2lbs 1.75mm 3D Print Material, High Diameter Control Neatly Wound Silk PLA, Widely Support for FDM 3D Printers : Industrial & Scientific
What's With The Silk Filaments? « Fabbaloo
Kiwi3D Gold PLA 3D Printer Filament | 1.75MM, 1KG Spool
Standard PLA+ Filament - Metallic Gold - 3D-Fuel 1.75mm