This Matte Rainbow PLA Filament consists of Pink Purple Blue Green and Lime, which blend in nicely. You will love the purity and dream like quality that it creates. It is color changing every 5-8 meter--very fast color change. And the color transition of this rainbow filament is very gentle, replacing the brash and cheap color dividers.Low shrinkage, Solve the problem of warping and blistering, improve the print quality. Uniform line diameter, pure color. High quality filament creates delicate artistic work. Universal compatibility with most FDM 3D printers and 3D Pen. Product Specification Filament Diameter: 1.75mm Tolerance: ±0.03mm Printing Temperature: 190°C-230°C Heated Bed Temperature: 40-60°C Printing Speed: 40－80mm/s Product weight: 1KG Length:335-340m/Spools Colors:multicolor Processing Service :OEM,ODM Certificate:SDS,Rosh, Reach