SUNLU PLA Glow in the Dark is a special type of 3D printing filament that absorbs light and emits a luminous glow in low-light conditions. Made from eco-friendly PLA material infused with phosphorescent particles, this filament charges under light sources and then glows in the dark, adding a unique and eye-catching effect to your 3D prints. Ideal for creative projects, decorations, and safety signs, PLA Glow in the Dark combines the ease of printing with PLA and the fun of glow-in-the-dark features.