Product Description Krylon Crystal Clear is a clear, protective spray finish for all kinds of art projects. It provides a permanent, protective gloss finish that is non-yellowing and resistant to moisture. It is dry to the touch in 10 -15 minutes and dry to handle in two hours. Appropriate for use on a wide range of materials and surfaces including wood, metal, wicker, plastic, glass, plaster, ceramic, paper, paper mache, or dried/silk flowers.