Yes, we already discussed pigment powders. But glow in the dark pigments deserve its own category. Party loving and fun loving slimers alike will definitely find these enticing. These can be found in powder form across many different colors. First, shine a light onto the pigment-infused slime. This energizes the crystals of the pigment and stores up energy. Then, you can cloak the slime in darkness and the phosphors in the pigment will slowly emit the stored energy with a stunning glow. Don’t forget the first step, or you’ll be wondering why the glow-in-the-dark is not working.