DecoArt Glow In The Dark paint will add luminescence to most surfaces when charged with light. It may be used alone or mixed with lighter colors of acrylics. It is ideal for Halloween crafts, adding stars to the walls of kids' rooms, and decorative painting highlights. Use it on wood, glass, ceramics, glass, walls, candles, styrofoam and more. It is non-toxic and cleans up easily with soap and water. Ultimate 8oz- Formulated with high-quality phosphorescent pigments for maximum glow. When using on fabrics, add a fabric medium following label instructions for drying and heat setting.