Here is another explanation of how the GRAFX Art Masking Liquid marker can be used for. This product contains a special masking liquid that easily allow you to protect some areas of your artwork from the colorization processes. Apply the masking liquid on the surface you need to "mask" from the paint you are going to apply, next colorize, let dry out and rub down with a finger or a rubber. With its 4 mm polyester tip, the Art Masking-tool is unique for all applications such as colorizing and watercoloring or for sketching in the design and graphics sector. Find out more here! Thanks to Graffitishop.net for the imaging!