The Pasler Underglaze Watercolor Set 24 colors,the colors are concentrated,intense and opaque, The color is semi-moist,When using it, use a brush dipped in water to apply it to the paint,take it out of the pot after the paint dissolves,and then brush it directly.on the thick soup.Thin with wate for warercolor effects,Other hues,shades and tints are obtained by intermixing.