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Now Available!
Fluorescent Yellow made reflective
Bright silver reflection in right light
For full effect, rotate in light at night
Part of Nov 2025's Endless Exploration
A Protopasta exclusive filament
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Reviews
3.0
5 ratings
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Nice and bright and if you sand it a bit more reflective
J
Jesse · 12 days ago
This is my first experience with Protopasta that has been anything other than 5 stars. Like the other reviewers, I think the reflectiveness of this filament is an oversold. The color is a “milky” neon texture, which isn’t bad per se, but it isn’t super shiny, even when you get the light to catch it.
J
Jason · February 27, 2026
Definitely not reflective. Since they used retroreflective beads I was hoping that it'd be retroreflective, but in the dark with a light it doesn't really seem to light up in the way a retroreflective product does. I was hoping to make reflective charms and the like to attach to my commuting backpack, but looks I'll have to look for different solutions.
The beads give it a unique shimmer and translucence instead. It's interesting but not what I was after. I think it's because the beads are embedded in the plastic, whereas to be reflective they need to be on the surface.
My Bambu AMS lite also really struggles to feed it.