4-Pk 250g ERYONE Silk Dual Color 1.75mm PLA 3D Printer Filament Spools (4 Colors) $9.60

4-Pk 250g ERYONE Silk Dual Color 1.75mm PLA 3D Printer Filament Spools (4 Colors) for $9.59. Eryone via Amazon offering Black & Green, Black & Rose, Black & Purple color combinations. The 4th color combo appears to be black & gold from the photos. Activate the 40% coupon using this link to amazon.com and add to cart from the product page. Price at checkout will be $9.59