eSUN PLA Glow in the Dark Filament Sample, 3D Printer Filament PLA 1.75mm, 10 Meter (32.8 Feet) Roll 3D Printing Filament for 3D Printers, Luminous Blue

eSUN PLA+ Filament Sample Bag, Glow in the Dark, PLA Plus 3D Printer Filament 1.75mm, 10 Meter (32.8 Feet) Roll for 3D Printers?What is PLA+ Material?? PLA+ is improved and upgraded based on PLA (Polylactic Acid). Luminous PLA+ is processed by a special technique, it can glow in the dark after absorbing light energy. Glowing effect is stronger when exposed to UV light.?PLA+ Glow in the Dark Sam...