This spray-on gloss finish provides a permanent, non-yellowing, protective coating that resists moisture and smudges. It's ideal for wood, metal, plastic, paper mache, glass, plaster, ceramics, dried florals, paper and wicker. The glossy finish improves artwork and photo contrast, too. Dries to the touch in 10 minutes and can be handled in 5 hours and projects that you protect with it can be handled in 2 hours