Postquam styling products. Keratin straightening mask. Creamy texture mask that provides hydration, nutrition and repair during the straightening process. Keratin hydrolyzate repairs the hair fiber, leaving it smooth and uniform, making the hair soft and shiny. Shea butter is a hydrating active ingredient. Apply the product to damp hair, leave on for 15 minutes. Rinse with plenty of warm water. Proceed with drying with a dryer.