Halloween is coming, and glow in the dark filament is becoming a fun way to give ordinary 3D printed decorations a completely different look after dark. Here’s how eSUN PLA-Luminous works, how to get a brighter glow, and what to know before printing.

Halloween and 3D printing are a surprisingly good combination.

You can print pumpkins, ghosts, skulls, bats, haunted houses, and countless other decorations. But if you want your prints to do something different after the lights go out, glow in the dark filament is one of the easiest materials to try.

Unlike regular PLA, luminous filament can absorb energy from light and release it gradually in darkness. This means the same 3D printed model can look completely different during the day and at night.

For Halloween decorations, that's exactly the kind of effect many makers are looking for.

What Is Glow in the Dark Filament?

Glow in the dark filament is a 3D printing material containing luminous pigments.…