Winsor & Newton Galeria Flexible Modelling Paste will help you build up layers of acrylic colour to add depth and texture to your work. A lightweight paste with a soft consistency that makes it easy to sculpt, it’s designed for use on canvas and dries to a matt finish. You can paint over it, or blend it with colour to create a lighter blend. Winsor & Newton Galeria Flexible Modelling Paste is one of a wide range of fine-quality, excellent-value mediums for acrylic colour.