Take the guess work out of zirconia stain infiltration with Zenostar VisualiZr liquids. These coloring liquid accessories save you time and provide a better looking restoration. The color concentrates can be mixed with Zenostar Color Zr liquids to render the infiltration of Zenostar restorations visible. They are available in three colors; Red, Blue, and Yellow. Additional colors can be produced by mixing the VisualiZr color concentrates. The coloring pigment burns out fully during sintering.