Dylusions Shimmer Sprays are pearlescent ink sprays that add a shimmering, luminous effect to various surfaces like paper, canvas, wood, and fabric. They are part of the Dylusions line of art journaling and mixed media products designed by Dyan Reaveley. These sprays can be used on their own or layered over inks and paints to create unique, shimmering backgrounds and effects in art journals, mixed media projects, and paper crafts.