veeology luminous rainbow filament, the material is PLA. there are two effects, one is daytime color, the other is daytime white. After absorbing light will glow in the dark, the brightness of the light depends on the light of the irradiation lamp and the time of exposure. A volume of five colors, each color about 8-9 meters, playing a small model can also be seen to reflect multiple colors, different colors can be matched with the printing of different models, bringing you more 3D printing experience, we have two specifications: 1kg / volume and 250g / volume, different specifications can meet the use of different users. If you also like glow-in-the-dark filaments, come take a look.