PanPastel Pearl Mediums add a pearlescent sheen / shimmer which changes depending on the angle it is viewed from, this also creates dimension. The Pearl Mediums can be mixed with PanPastel Colors for custom pearlescent colors or used on their own for mixed media. Mix the Black Pearl Mediums with PanPastel Colors to create shimmering darks and shades for rich, jewel-like effects. The fine contains smaller particles to create a soft and subtle pearl sheen. Lightfast: Extremely Permanent. PanPastel Color is loaded with the highest quality artists’ pigments; and is made using a unique manufacturing process requiring minimal binder, resulting in rich, ultra soft and low dust colors. PanPastel Colors can be mixed for an infinite palette of colors. Each pan contains 9ml (0.30 fl oz) of color. 40%* more than the average pastel stick, and yielding approx. 4-5 times more coverage.