This clear gel containing tiny light-reflecting, holographic particles creates an interplay of colors reminiscent of rare gems. Use alone or with Chroma’s Jo Sonja Artists Colors to create glitter effects on most surfaces without yellowing.Directions:• Shake bottle well before use.• Opal Dust may be used alone or applied to a dry, pre-painted surface.• Suitable for a variety of surfaces including paper, card, glass, transparency film, plastic, canvas, wood, terracotta, tin, fabric, silk, or dried flowers.• Not suitable for fabric surfaces that will be washed.• Effects will be more dramatic when painted over darker colors.• Mix with paint before application for a more subtle effect.• Apply over Chroma’s Jo Sonja Texture Paste to create the appearance of snow.• Drying time depends upon the thickness of the application. Brushstrokes are evident when wet but disappear when fully dry.• A coat of Chroma’s Jo Sonja Polyurethane Water-Based Varnish is recommended to protect the finish on decorative items.