Glux is a line of super putties from Copernicus Labs. Try all three superpowered varieties:
Thermochromic GLUX - A Heat sensitive putty that changes from orange to bright yellow (or purple to pink)
Glow GLUX - This putty has an intense glow
Magnetic GLUX - A putty with awesome magnetic properties
Glux is non-toxic and contains no latex or gluten, but we still don't recommend eating it.