Our examples used frosted Shrink plastic ... You can use Mod Podge or even craft resin to coat your plastic keychain. We added glitter Mod Podge to the ones where the paint was applied a little ...

While plastic filament can be bought just ... resin manufacturer is MakerJuice who offers two resins of varying viscosity and shrink for $40 and $45 per liter. Not only do they also offer ...