To temporarily cover spaces on a canvas, notebook or paper. Prevents the adhesion of watercolor or paint on the parts where the masking liquid has been applied. It can also be used with water-based inks. Once dry, it can be removed with your fingers. For application, preferably use old brushes. Dries in 10 minutes. Composition: natural rubber in dispersion. How to use: Draw, write or use a stencil with the masking fluid. Let it dry. Use your inks or watercolors on the canvas or paper, you can paint without fear on the mask you have created. When it is dry, remove the mask with your fingers, the drawing or phrase that you have made with the previous background color will remain. If you have questions or want to see the results step by step with this technique in Mixed Media, don't miss the tutorial How to use masking fluid.