Winsor & Newton Colorless Art Masking Fluid is made of colorless latex rubber and specifically designed to avoid staining on soft sized papers. Identical to Art Masking Fluid but contains no pigment. Absence of pigment eliminates the risk of staining paper. Apply to watercolor paper for masking. Forms an impervious film which can be easily removed by peeling or rubbing
How to use:
This is simply a colorless version of Art Masking Fluid. Art Masking Fluid has a slight yellow tint making it easier to see where it has been used. However, if a softer sized paper is used or there is any risk of yellow staining the paper, Colorless Art Masking Fluid should be used.