Water based and non-toxic, Viva Decor Precious Metal Color is filled with mica, provides opaque metallic coverage, and is suitable for porous surfaces like paper and chipboard. Can also be used on glass and plastic. Colors can be mixed to create new blends, so feel free to get creative. Apply with a brush, foam applicator, or your favorite tool. Perfect for all kinds of art journal and mixed media work. Use with stencils, foam stamps, or on a Gel Press Plate. Thin with water to create a sparkly wash.