FAST COLOR CHANGING FILAMENT: Different from normal or multiple color filaments, the rainbow PLA filament is color changing gradient filament around 10m-12m change and is excellent for larger prints to show all colors. The silk rainbow PLA filament boasts a unique silky texture, resulting in prints with smooth, glossy surfaces. The silk PLA filament is perfect for arts, crafts, DIY, beginner and you can get a beautiful multicolors in one PLA filament model. | CLOGGING FREE & BUBBLE FREE: 3Dgenius silk PLA 3d printer filament features 100% vacuumed package. The rainbow PLA filament completely dried for 24 hours before packaging and then vacuum sealed with desiccants to effectively protect the filament from moisture, no stringing and bubble-free. 3Dgenius rainbow silk PLA will give you a smoother and more stable printing experience. | HIGH DIMENSIONAL ACCURACY: 3Dgenius color changing filament adopts advanced CCD diameter measuring and self-adaptive control system, which guarantees the diameter accuracy of rainbow PLA filament +/- 0.02 mm. The minimum dimensional tolerance ±0.02mm will make the fusion between the layers very good to obtain an even better bridging result. | WIDE COMPATIBILITY & PRINTING TIPS: 3Dgenius silk PLA filament is compatible perfectly with most FDM 3D Printers that use 1.75MM filament on the market, such as Prusa, Makerbot, MK3, Bambu P1P and more. Recommended Extrusion/Nozzle Temperature 190°C - 230°C (374°F - 446°F). Bed/Platform temperature 50°C - 60°C (122°F - 140°F). Print Speed: 30-60mm/s. | HIGH QUALITY & CHARMING GLOSS: 3Dgenius silk PLA filament 1.75mm have advantages of high purity with low shrinkage and superb layer bonding. The enhanced toughness of the 3d printing filament will bring you more room for 3D printing imagination. The rainbow silk PLA is made from upgraded PLA raw materials which can show a charming gloss on the surface of the models.