Chroma Molten Metals Metallic Acrylics are water-resistant colors that possess superb coverage and dry rapidly to a brilliant, silky, metallic finish. They useful for painting on paper, cardboard, canvas, metal or plastic, and can be used alone as a palette color or mixed with other colors to create dramatic iridescent effects. AP-approved, non-toxic. Chroma Molten Metals Metallic Acrylic comes in 10 luminous colors and is available in 8.4 US fl (250ml) bottles and sets.