Post-treatment mask to use after French straightening that prevents hair frizziness, eases combing and reduces volume, keeping the hair straight and manageable for far longer, prolonging French straightening qualities and enhancing its benefits. Instructions for use: After your French straightening treatment, apply the mask over newly-washed hair, previously dried with a towel. Leave it on for 3 to 5 minutes. Massage and start detangling your hair during exposure time. Rinse with plenty of water.