Polyvine Acrylic Universal Colorant Prussian Blue 50g / 1.76 fl oz. by Polyvine Color: Prussian Blue High color saturation Convenient 50g size / 1.76 fl oz Ideal for coloring water based glazes including Polyvine Scumble Compatible with Firenzecolor Cera Wax and Faux Like A Pro Clear Flat Wax