Metallic colors have high (and heavy) pigment loads. These compounds must be thoroughly shaken and stirred before every use. These enamels do not respond like our regular enamel colors. Working with metallic colors will take time to master. The most durable, opaque, single stroke enamel on the market! Scientifically formulated to meet the needs of today's professional Pinstripers and Sign Painters, the single stroke coverage allows for faster drying times, a higher gloss finish and elimination of brush marks.