Mijello Mission White Class Design Watercolors - Prussian Blue are brilliant, opaque, highly pigmented, intensely contrast watercolours that offers exceptional colour clarity, brightness and saturation power comparable to traditional gouache. Extremely Lightfast ; Opacity - Semi-Opaque; Series - A. A watercolour-gouache hybrid that is specifically suited for design, technical art and illustration. The paint absorbs evenly onto the brush, without any clumps