PanPastel Colors are professional quality ultra-fine pastel colors in a unique pan (cake-like) format. The special qualities of PanPastel means that they can be mixed, layered and applied dry making them ideal for applying realistic weathering effects quickly.Instant - no drying or preparation time required. Mixable - mix colors for an infinite number of custom colors & effects. Low dust - no mess alternative to powders and pastel sticks. Erasable - erase or clean off the color to change it (prior to fixing). Ultra-fine - highly pigmented color formulations it's like using pure pigment. Realistic effects - doesn't have a painted on appearance once applied. Compatible - with spray fixatives and other flat finishes.PanPastel Colors are easier to use than an airbrush for weathering, and are cleaner and quicker to use than pastel sticks and powders. The perfect solution for easy weathering effects in seconds!