Create the look of verdigris overnight instead of years with this liquid of special salts and oxidation agents. It can be used with Modern Options Metallic Surfacers , or on real copper, brass, or bronze. Patina Green Antiquing Solution provides contrast and texture on detailed surfacers. It-s perfect for a wide variety of home décor, craft, and art projects. The solution is easy to apply - no special tools required - and can be used indoors or outdoors. It-s also water-based, so you can clean it up easily. Patina Green Antiquing Solution is available in 4 oz., 8 oz., and 16 oz. bottles.