These Glow Paint Pens are great for paper, wood, fabric, plaster, canvas and more. The glow-in-the-dark pigments contain phosphors that absorb UV light photons and hang on to them, slowly emitting new photons with much lower energy. Store with cap tightly secured in a cool, dry place. Use Magic Black Light for full effect. Gives a soft glow you can see in the dark; works best under a black light, Cleans up with soap and water, Recommended for ages 3 and up
