Geeetech 3D Printer Luminous PLA Filament 1.75mm 1KG Per Roll Glow In Dark UK
[About Glow In The Dark PLA]. Print as usual, then expose your model to sunlight or uv light for 30 minutes and bring it back to a dark room. A cool glowing model is done! Amazing glowing effect. Accuracy +/- 0.03 mm; 1 kg spool (2.2lbs).