Studio Acrylics High Viscosity is adapted for working on canvas, cardboard, wood and metal. It's thick consistancy retains the brush and spatula marks and it is used pure with acrylic mediums or the studio auxiliaries with further broaded the canvas possibitities. These are water-soluble colours with a satin finish and high lightfastness. Keep away from dust, dries in 30 - 60 minutes and completely dry in 1-8 days depending on the thickness. It is permanent after drying and the film is strong and flexible to deformation.