Glow in the Dark Multi Color Change PLA: Around Every 3-6m Change Glow in Dark Color, The Finished Printed Item will Glows in Dark After Absorbing Sunlight or UV Light 30 Minutes. It Include 5 Different Colors, Glow Green Has Best Luminous Effect, Then Glow Blue, Glow Red, Glow Purple, Glow Pink | Different Types Glow in the Dark PLA Available: We have Multi Color Glow in Dark, Glow in Dark Green, Glow in Dark Blue, Glow in Dark Red, Glow in Dark Purple, etc. The Finished 3D Printing Item will Get an Amazing Glow Effect after Exposure to UV Light, It's Normally Exposure 30 Minutes Enough, Too Long and Too Strong Exposure May Damage the Glow Filament | Widely Support for FDM 3D Printer: 100% New Raw Material, Advanced Glow Raw Materials, High Quality Controlled, Mostly Support for All Brand FDM 3D Printers on Market, High Precise Filament Diameter Tolerance, All Glow Filaments on Market Are a Bit Brittle Compare Normal PLA Filament; To Start a Better Printing, Please Print with Patience and Keep Filament Angle Smoothly When Feeding | Tangle-Free and Easy to Print: Excellent Production Line Controlled, To Reduce Warpage and Shrinkage, To Make Sure Printing with No-Bubble and No-Jam, It’s Well Wrapped and Tangle-Free, It’s Easy to Print and Smooth Extrusion with Stable Printing Performance, Pls Kindly Fix the Filament End Every time after Printing | Package and Extra Free Filament Sample Bag: Each Spool Filament is Packed in a Sealed Vacuum Bag, To Keep it Dry and Maintain Its High Performance for Long Time; Each Filament Packed Together with One Filament Sample Bag