Holbein DUO Aqua Oil Paint is a wonderfully versatile product manufactured to Holbein standards of production control, reliability, light fastness, color vigor and technique handling control. It reproduces the characteristics of traditional oil colour. It will dry in as little as 24 hours. Drying uniformity allows the Artist and Designer greater efficiency and more orderly planning for overcoating, texturing and correcting. Holbein DUO Aqua Oils eliminate the need for solvents in the studio or classroom, making it desirable for artists' who have allergies to them.