The painting has a layer of fluorescent paint which is black light sensitive as well as glows in the dark. The pictures show each view in the different lighting options. This is part of the "Moon Series" which has a total of 6 paintings in it. The evening sky is always so unique and very inspiring for these paintings. You never know what colors you will get. The size of this painting is 18x24 inches with acrylic paint on gallary wrapped canvas.