DUNCAN ENTERPRISES-Aleene's Collage Pauge Instant Decoupage: Matte. This Decoupage dries crystal clear, is water resistant, has a smooth finished, and is super easy to use. Seals paper to cardboard, paper mache, terra cotta, wood, canvas, glass, plaster, and foam. Use with greeting cards, gift wrap, stamps, posters, magazines and color copies. Acid free and non-toxic: