... stainson cotton, linen, chemical fiber andblending fabric (such as collar and cuff ) , especiallygreat for lipstick, sweat, oil stains etc.[Advantage ... on surfacestains of dry clothes.. Leavefor three minutes and rub by hand or put into washing machine as normal ... high efficient decontamination factor, cut down the surface tension and bondingforce, thus collapse stains, especially for tough stains ...