Creative Expressions - Andy Skinner Artist Pigment Paints - Transparent Yellow Iron Oxide - Cosmic Shimmer Artist Pigment Paint by Andy Skinner is a water-based, matte, translucent acrylic paint designed for craft and mixed-media projects. It can be applied directly to any porous surface without the need to prime. It is a great medium for layering up the colour or creating backgrounds for stamping or mixed media transfers. It can be applied with a brush, sponge or roller. 1 x 50ml Cosmic Shimmer Artist Pigment Paint - Transparent Yellow Iron Oxide.