Glominex AU017 Glow Pigment 1/4 Ounce - Purple This pigment is perfect for making glow in the dark paints, glow wall murals & pictures, glow candles & so much more. Perfect for artists or use to make cool party dcor. Glowminex Invisible Day Purple Pigment is formulated to bring you maximum brightness! Each pack contains 0.25 ounce of Invisible Day Purple Glow Pigment. It is non-toxic & non-radioactive & can be repeated indefinitely. The pigment is light yellow & will glow neon purple at night. For safety, do not use on your skin/hair.