2 IN 1 PLA FILAMENT - 4 Pack of silk PLA dual color filament - Red Blue / Blue Green / Red Green / Red Gold. Each line of this PLA filament is made up of two colors, so even if you print a mini-object you also get dual colors. When you print this dual color PLA filament, different colors can be mixed to form more other colors and look like rainbow filament. AMAZING SILK PLA GLOSSINESS - LOCYFENS always focuses on researching silk filament, that's why our silk filament is smoother, brighter and more vibrant than others. It shows more amazing glossiness and vibrant colors and looks very cool and artistic. SMOOTHLY PRINTING - With greater toughness, 3d printer filament feeding will be smoother and will not break in the tube. The dimensional accuracy of the PLA filament 1.75mm is +/-0.02mm, so that print will be smoother without jamming nozzles. EASY TO PRINT FOR BEGINNERS - High Purity PLA filament with good viscosity between layers and no warping, 100% no bubble, less stringin