Most Popular Silk Shine Metal Colors: Gold, Silver, Copper No need polishing, the surface of the prints is shiny look like real metal gold. Strong Compatibility:High Quality, No Bubble, Low Odor, Eco-Friendly, Universal Compatible with Diverse FDM 3D Printers in Market Each Spool Net Weight is 500g Warranty & Notice:We are Confident about PLA Filament Quality,Within 24 hours response,100% Satisfaction Guarantee.