Waterbased Polyurethane Primer.This Surface Primer can be used directly or mixed with other Auxiliary products like Varnishes, Mediums, etc.It is recomended to avoid mixing Surface Primer with alcohol and/or solvents.Apply with airbrush or brush.This Surface Primer has a selflevelling matt finish of extraordinary hardness and resistence, and does not hide details.Perfect as a ground for plastic, brass, resin, etc.Surface Primer can be cleaned easily using water; for a more thorough cleaning we recomend Airbrush Cleaner (Ref.71.099)