Holbein Duo Aqua Water Soluble Oils - Set of 12, Assorted Colors, 20 ml Assorted Set of 12 20 ml (0.67 oz) Developed by Holbein to offer the same high pigment quality and archival characteristics of Holbein's Artists' Oil line while allowing soap-and-water cleanup, Duo Aqua Oils are characterized by rich hues, high chroma, and excellent resistance to light. - Holbein Duo Aqua Water Soluble Oils - Set of 12, Assorted Colors, 20 mlHolbein Duo Aqua Water Soluble Oil Color, 20ML 12/CLR TUBE SET - This set contains 11 colors in 20 ml (0.67 oz) tubes, including Cadmium Red Deep Hue, Vermilion Hue, Lemon Yellow, Yellow Ochre, Cadmium Yellow Light Hue, Cadmium Green Light Hue, Cadmium Green Hue, Ultramarine Light, Cobalt Blue Hue, Burnt Sienna, and Ivory Black. The set also includes a 50 ml (1.7 oz) tube of Permanent White.